diff --git a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
index ba13d666ad9..8cdd27653e2 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
@@ -70,7 +70,7 @@ stdenv.mkDerivation {
 
   src = fetchurl {
     url = "https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/${version}/${source.arch}/${source.locale}/thunderbird-${version}.tar.bz2";
-    inherit (source) sha512;
+    inherit (source) sha256;
   };
 
   phases = "unpackPhase installPhase";
diff --git a/pkgs/applications/networking/mailreaders/thunderbird-bin/release_sources.nix b/pkgs/applications/networking/mailreaders/thunderbird-bin/release_sources.nix
index 3a8f6f4b809..4da6a221b3e 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird-bin/release_sources.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird-bin/release_sources.nix
@@ -1,615 +1,665 @@
 {
-  version = "68.10.0";
+  version = "78.0";
   sources = [
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/ar/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/af/thunderbird-78.0.tar.bz2";
+      locale = "af";
+      arch = "linux-x86_64";
+      sha256 = "6ff0f696c6caef049d0489085e7b9c3f7240e242c23aef9a36905c67bcbdef33";
+    }
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/ar/thunderbird-78.0.tar.bz2";
       locale = "ar";
       arch = "linux-x86_64";
-      sha512 = "2f49abd71f7542042ef2823cd420e225bb1015684dc258fd7e8eb1104ac9865957b0e6c975043e3611d4d884c085ad670ce21af8c8cab1da80f08aa302078059";
+      sha256 = "54b09003901703c2820b20534d403cfbe0b59d7dfb5962cd370049795552e88e";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/ast/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/ast/thunderbird-78.0.tar.bz2";
       locale = "ast";
       arch = "linux-x86_64";
-      sha512 = "91043afae8c2f31f6d2aa5b7f6c7f874150c7f8ef0ef7401132b12822bbdde8c7d7f24022f3f5d0cec262100a2b8791f440a55f0ed00c30acb9429290aa290f5";
+      sha256 = "98c159c6ece97f113614107a1ba351901cc4f816d165f6fb2b3ceee7c5fbed6c";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/be/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/be/thunderbird-78.0.tar.bz2";
       locale = "be";
       arch = "linux-x86_64";
-      sha512 = "6167bd7fe2d980af40a0d5594e67dfc262bb7ab5fb76ea07c919136d967505e84b4d27448d883a31323db7aafd33b4222cff63d27d10ec914354ba4264736459";
+      sha256 = "abc376f1525e53aa734d00a8a52d30ba2c95fe0f2d053c54e019eecd35191f47";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/bg/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/bg/thunderbird-78.0.tar.bz2";
       locale = "bg";
       arch = "linux-x86_64";
-      sha512 = "885c5ee186933eac265ed530f9b8b3cabc934e1ff4efc50b10381f8e53ddc39fe385e21e22041d93ef987e031ec41c2b98e898bcceacec004542bcaa35d0ccca";
+      sha256 = "a53deb5c4d83719e380b69a41f3a80e634c8d251a1724e1d49e5ad8ac5da1aca";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/br/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/br/thunderbird-78.0.tar.bz2";
       locale = "br";
       arch = "linux-x86_64";
-      sha512 = "e5c31ab8b32f9f0bd72a03207d4c9a2ca75d0c5f28e497456850bf92f75020784258725942079e52f6b38c0740e7d2ec80ef24bd88aca9fe35e9386f65cf7c1a";
+      sha256 = "8424ab87bfb1c1622d244961896bf4109fac2a38bccfbc6facfc7ce723a6ef06";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/ca/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/ca/thunderbird-78.0.tar.bz2";
       locale = "ca";
       arch = "linux-x86_64";
-      sha512 = "2d727f09dd202291cbb908c2e7805ecc7ec29302bb2481b63a5df1f43c29c39d1ae26bcf3b5dea550619391a96982d3d2bb831548a9a2331e986345c64b4b6b4";
+      sha256 = "8283ed7294338be053900ea85e4d9e26ed5ef5a53d419298ddb4d4b0cfd3a8fd";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/cak/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/cak/thunderbird-78.0.tar.bz2";
       locale = "cak";
       arch = "linux-x86_64";
-      sha512 = "1e74db72b4bc0ca3db90b9ae678dea551293dd54eb5cc5e5c124c51e61ef0d4cb074769bf807ba2d680db10f6086bb3bbcf5d082e815bff10fb8c6ae14c5a72a";
+      sha256 = "10cca56df7a22ea31fcc3f2fdcc4cea8344727183ca4d7cc1f6d78cd881879d4";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/cs/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/cs/thunderbird-78.0.tar.bz2";
       locale = "cs";
       arch = "linux-x86_64";
-      sha512 = "9c89e7328879f82cec0e2c5f7efb2711242cb3f36a4ccf6a014c6ed589f0e02748c997ea98909d546ca33478022bc9143987710945eed1e191517d1348f8a064";
+      sha256 = "fa476dde45d9f3796e71ed26126ef99569f92344d9c5754dd154df2b79513312";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/cy/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/cy/thunderbird-78.0.tar.bz2";
       locale = "cy";
       arch = "linux-x86_64";
-      sha512 = "46e234560ac4a9e7c5b54816bde0f22f2677b6ea117ce5c528260222e940b5e47b12d8b08b24d2ee9bcfc4dd72168faa036207c88f5bc573051fd7eea2281fd0";
+      sha256 = "319919e66b178aaa86f74717aaf7a7dc54c53c4d400fc0f54d3ff0a4bcb5ea3f";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/da/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/da/thunderbird-78.0.tar.bz2";
       locale = "da";
       arch = "linux-x86_64";
-      sha512 = "8ef4fb0210a21df0be22e1866859ac316890cc90e6b157e0cad2725d59360b06db068aa000627ffa750c05cdc8314cb564c32476dcea3975bb63f66b20873059";
+      sha256 = "9a3eb38c50fb9c1a1fe58899c304884c2a3e295a278feb40296a48f845f4a8e9";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/de/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/de/thunderbird-78.0.tar.bz2";
       locale = "de";
       arch = "linux-x86_64";
-      sha512 = "b3c7673728c8af318c0c8e0c3af8e1b7ba457bfd2c5a67bf3df4df6c3c990970d45e1a0884c03aa0a3d973efb12983afea40de55c8831d2b254acfb742c71478";
+      sha256 = "260dd2a5227225168327dca79f44ddba7bef4a1a0411a731a192163b36a217a6";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/dsb/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/dsb/thunderbird-78.0.tar.bz2";
       locale = "dsb";
       arch = "linux-x86_64";
-      sha512 = "adeba633f288fff864e7247e36b4d7f49046a3901de0e4f93f12ada6fef275578b494441d01e820400045d5f7d64048684554934be678d1b7259910a162a4ed8";
+      sha256 = "559bdb00b7741897c245d367c5147503e580d446b2a6b90e83af2ac9b64ecdd0";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/el/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/el/thunderbird-78.0.tar.bz2";
       locale = "el";
       arch = "linux-x86_64";
-      sha512 = "6ed60a3cb194de3e2bcffbdf1d0c89460b2c2416878f348c913aaaff911f43e9a624a8de87d46df366c8bd608c47f6a6de8b90fec9c0c82e38afe860ca760f65";
+      sha256 = "2f8fdf4aa2347cafa43c1b7e7c7cb6a358878e8470b45d04634566efc089e1a8";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/en-GB/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/en-CA/thunderbird-78.0.tar.bz2";
+      locale = "en-CA";
+      arch = "linux-x86_64";
+      sha256 = "e3921e80a168544f41c39d0281ea32a4660fee8146a7a0b85292f360186ad876";
+    }
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/en-GB/thunderbird-78.0.tar.bz2";
       locale = "en-GB";
       arch = "linux-x86_64";
-      sha512 = "a09f578de9b8f23c9b24123092abecedc70e5b48c9c15089505ca049258621f14d8a4f02c8154f7d2c729ed002814af17e08bf211708fc59e5345c92cb259fa2";
+      sha256 = "a1c2c9f9e7a14ad0abf83d7b268c47e0ef13d4bd3966adedd0ad46bcd4c7f8c6";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/en-US/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/en-US/thunderbird-78.0.tar.bz2";
       locale = "en-US";
       arch = "linux-x86_64";
-      sha512 = "3f7d4c844185b0be0ee3354130112ecc034f06cc2335681998e210b79537df7365f251b005387f319b0a2d2dd6a6337fd6287a007fd54ac03c39315c42893dfe";
+      sha256 = "57384c634f511c249c3618adcbbd9d2c0fa2a711c2af145d3a390d0950b94209";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/es-AR/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/es-AR/thunderbird-78.0.tar.bz2";
       locale = "es-AR";
       arch = "linux-x86_64";
-      sha512 = "a028429230c625b0dcb9e200b2e21c6d4db8e96a93313881701b5965dc25db31a0992d4d6da6072a6ed73eb5891d15ac71f19f343172796db82d6e98355baa75";
+      sha256 = "e727f4a725f5e389d99d929fa6792863c74e57e23452e3be1a88a3852c83f7ed";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/es-ES/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/es-ES/thunderbird-78.0.tar.bz2";
       locale = "es-ES";
       arch = "linux-x86_64";
-      sha512 = "58afe4eb60993bae1271fa03a45ce13611a1d83e4defc1f237ed47b243785881c8309f5fa8a5257fa5b343e2dec7595c8ba6143faa63f49749453ad229ee8102";
+      sha256 = "2fac6c47b544fa7b663126f137e4850f5bbe1da115a845b99353454ae0c175a0";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/et/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/et/thunderbird-78.0.tar.bz2";
       locale = "et";
       arch = "linux-x86_64";
-      sha512 = "402c33c3fd7194a3f5c0d6afb81f639fd4a0cfebdaa61043858938fb5b2690844ec2fabfe9f73d41f45c26d56adcb121234fb1baa76b2455c87863dd79cf065d";
+      sha256 = "e3bf4000c8e5d04ddd9bf0a86dfd8aff02304b5d86c55f649fa43deb3ab9809b";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/eu/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/eu/thunderbird-78.0.tar.bz2";
       locale = "eu";
       arch = "linux-x86_64";
-      sha512 = "ace87496370c17b663971365da8c1f88000b76247aba2a6fd5d29a31b5d4b02bf9b56e101c477d48553ca56416e73209aff7f729ea2b8c044e33b9307009321f";
+      sha256 = "3c6249fc0d2707b9472ef5b3876fefc3cbafca617ca27037ad8e98706d509eb5";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/fi/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/fa/thunderbird-78.0.tar.bz2";
+      locale = "fa";
+      arch = "linux-x86_64";
+      sha256 = "7e2edcf08b456f53d8274d17e1bcbd9efb997f74b164224d3e153d64ac7fe60e";
+    }
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/fi/thunderbird-78.0.tar.bz2";
       locale = "fi";
       arch = "linux-x86_64";
-      sha512 = "775c937de9d9ed49ec70850a1d8ccbe22c964e12a932c52d3dc360425643f2be5487857caa811556e341d94bc62ed9b8dba5e94039c2cff6de50bdf16e364c89";
+      sha256 = "1f6cc927ec2e21a67e61c7d09d93f846d5c1bb1ef54644b618ed806a4541170e";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/fr/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/fr/thunderbird-78.0.tar.bz2";
       locale = "fr";
       arch = "linux-x86_64";
-      sha512 = "1ac4d3e23f71bedf77a8d2dd4fe8d02fbd1083977a8892d2c6db394a9d345bcff73a916f34a078ddd0850e8ac1bb0486aec06d6e36875eafcac0dab08bdedde1";
+      sha256 = "f471719cecaca31e5a940bb82908648703a37b74f647d7c1c434f8db339ef974";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/fy-NL/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/fy-NL/thunderbird-78.0.tar.bz2";
       locale = "fy-NL";
       arch = "linux-x86_64";
-      sha512 = "b62676e5302cc265a6ee65de7a31585bade7bfd51395bd56257f733fc9a6f4c391e5318aad3b48441464e5d8bcbe3606cca1edcd6fca6517b205814b9e39b635";
+      sha256 = "405daca824b721680f77e3ad8936246825d132c11da4ec2277a022f899ee2ce7";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/ga-IE/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/ga-IE/thunderbird-78.0.tar.bz2";
       locale = "ga-IE";
       arch = "linux-x86_64";
-      sha512 = "81ba90087282fdfcd15a534e9065fdd94a859dedd6a85dc9da94de4af698eef6b31a19d3a007eaa27e08944682c9f6108a0d0991f1e394451da881018e5cc70c";
+      sha256 = "899127ff4f98f922e405844df1162e66d484443e5a84bb6c575cc28658b52649";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/gd/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/gd/thunderbird-78.0.tar.bz2";
       locale = "gd";
       arch = "linux-x86_64";
-      sha512 = "1db39cc3ea8990ec8d9ff214d554bf95a6f2699e3f1bf625180b7f84ebc3284e1eec8e2cfdcf87b3a31b466ef2f84dd0a56d771078f4cb06962a28531ee085d8";
+      sha256 = "183f757b4d70b999064f8a8e495bbe9a6a9783d939811bd93181c9cbf61dc880";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/gl/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/gl/thunderbird-78.0.tar.bz2";
       locale = "gl";
       arch = "linux-x86_64";
-      sha512 = "dbaa3cd2341d8ad4834b9db4982b731fbcb1125398cc4a7ce6a9cbc44db7218a165392781e144b68618781ed8d26216f11e1bf172ce4ba9b18515cce0feb9bf4";
+      sha256 = "58130045fbcdbcd10541ea6c2d13b95455af8e5fb9893a80d999b79d814eaf17";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/he/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/he/thunderbird-78.0.tar.bz2";
       locale = "he";
       arch = "linux-x86_64";
-      sha512 = "547795f844b60b347a10abc8e609f7d311b63ae4cf76b2b0cb0b0605f597ec0e1c7ec3347042161a4b15201f816f99c391851004de9a957754aca6f50a055d7d";
+      sha256 = "719ce3b7d4e3841a7092e658f43a8960d68d82ebad6b6dc43d12708a07054a8f";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/hr/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/hr/thunderbird-78.0.tar.bz2";
       locale = "hr";
       arch = "linux-x86_64";
-      sha512 = "6c72a46406396578c329b1ba1c47a46c124f22fb5c47eb1f16af7672e4269bb84f62ac4c1d9b61a5e8e46eaa4c91e5169b59e9908ad61606b243ed21ce31d859";
+      sha256 = "49f9f0c18ad45a73361520a055f02b6b8da22419c37c8423dab64ab13f253834";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-x86_64/hsb/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-x86_64/hsb/thunderbird-78.0.tar.bz2";
       locale = "hsb";
       arch = "linux-x86_64";
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-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-i686/uz/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-i686/uz/thunderbird-78.0.tar.bz2";
       locale = "uz";
       arch = "linux-i686";
-      sha512 = "716e1c0a7b9b0ea33d1464930b68f3f817ce3310bee9000199f9e6bdc4d0d68dc6098665423ada94d7ede600cb0c965adcbb413068adf1415cbc048a7f847ebf";
+      sha256 = "0153af7da918e0b3a9d50e2970f946dcc3ca2ba0b92782f82917153a2fb850b5";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-i686/vi/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-i686/vi/thunderbird-78.0.tar.bz2";
       locale = "vi";
       arch = "linux-i686";
-      sha512 = "1667ab35ed705e739c5192246444eda912ec86a153dd1fc3ed83a5ed61d47d5849270492015198cca82827720bc019fa561e710df5fa77a758864e6cfb09d4aa";
+      sha256 = "55ba1938bc0b894f92bb17435b0bbf19e15da8163dfcfb377b87db02aff8e564";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-i686/zh-CN/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-i686/zh-CN/thunderbird-78.0.tar.bz2";
       locale = "zh-CN";
       arch = "linux-i686";
-      sha512 = "4ef6c9933ce8671442aa86f804085b4ce9a73aa4f8cd598b7d41a844be37d54cbd8a2dc39d6ab97f160856435475093f3240f960a206e53d327a4b2e47fac45d";
+      sha256 = "921619f82d094b35d74dd54071191ce00487aeb90190e2d2b6f229610e016878";
     }
-    { url = "http://archive.mozilla.org/pub/thunderbird/releases/68.10.0/linux-i686/zh-TW/thunderbird-68.10.0.tar.bz2";
+    { url = "http://archive.mozilla.org/pub/thunderbird/releases/78.0/linux-i686/zh-TW/thunderbird-78.0.tar.bz2";
       locale = "zh-TW";
       arch = "linux-i686";
-      sha512 = "ab19d7c1114835a380e035dafc2e30849e8084cdac9175eb5eb3a9fde81d49cb710d9dce21652780a35011d139e070c0f61840275aa8d0e99252bfa5a8aa1735";
+      sha256 = "28a03fc23a2961bdb1ea3cf1fa08be57302627071f4dc096eb9aca58124e5058";
     }
     ];
 }