diff --git a/pkgs/development/tools/jazzy/Gemfile.lock b/pkgs/development/tools/jazzy/Gemfile.lock
index 3affa961bef..fbfba32814b 100644
--- a/pkgs/development/tools/jazzy/Gemfile.lock
+++ b/pkgs/development/tools/jazzy/Gemfile.lock
@@ -9,26 +9,26 @@ GEM
       tzinfo (~> 1.1)
     atomos (0.1.3)
     claide (1.0.2)
-    cocoapods (1.5.3)
+    cocoapods (1.7.4)
       activesupport (>= 4.0.2, < 5)
       claide (>= 1.0.2, < 2.0)
-      cocoapods-core (= 1.5.3)
-      cocoapods-deintegrate (>= 1.0.2, < 2.0)
-      cocoapods-downloader (>= 1.2.0, < 2.0)
+      cocoapods-core (= 1.7.4)
+      cocoapods-deintegrate (>= 1.0.3, < 2.0)
+      cocoapods-downloader (>= 1.2.2, < 2.0)
       cocoapods-plugins (>= 1.0.0, < 2.0)
       cocoapods-search (>= 1.0.0, < 2.0)
       cocoapods-stats (>= 1.0.0, < 2.0)
-      cocoapods-trunk (>= 1.3.0, < 2.0)
+      cocoapods-trunk (>= 1.3.1, < 2.0)
       cocoapods-try (>= 1.1.0, < 2.0)
       colored2 (~> 3.1)
       escape (~> 0.0.4)
-      fourflusher (~> 2.0.1)
+      fourflusher (>= 2.3.0, < 3.0)
       gh_inspector (~> 1.0)
-      molinillo (~> 0.6.5)
+      molinillo (~> 0.6.6)
       nap (~> 1.0)
-      ruby-macho (~> 1.1)
-      xcodeproj (>= 1.5.7, < 2.0)
-    cocoapods-core (1.5.3)
+      ruby-macho (~> 1.4)
+      xcodeproj (>= 1.10.0, < 2.0)
+    cocoapods-core (1.7.4)
       activesupport (>= 4.0.2, < 6)
       fuzzy_match (~> 2.0.4)
       nap (~> 1.0)
@@ -45,20 +45,20 @@ GEM
     colored2 (3.1.2)
     concurrent-ruby (1.1.5)
     escape (0.0.4)
-    ffi (1.10.0)
-    fourflusher (2.0.1)
+    ffi (1.11.1)
+    fourflusher (2.3.1)
     fuzzy_match (2.0.4)
     gh_inspector (1.1.3)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
-    jazzy (0.9.6)
-      cocoapods (~> 1.5.3)
-      mustache (~> 1.1.0)
+    jazzy (0.10.0)
+      cocoapods (~> 1.5)
+      mustache (~> 1.1)
       open4
-      redcarpet (~> 3.4.0)
+      redcarpet (~> 3.4)
       rouge (>= 2.0.6, < 4.0)
-      sass (~> 3.6.0)
-      sqlite3 (~> 1.3.13)
+      sass (~> 3.6)
+      sqlite3 (~> 1.3)
       xcinvoke (~> 0.3.0)
     liferaft (0.0.6)
     minitest (5.11.3)
@@ -72,20 +72,20 @@ GEM
     rb-inotify (0.10.0)
       ffi (~> 1.0)
     redcarpet (3.4.0)
-    rouge (3.3.0)
+    rouge (3.6.0)
     ruby-macho (1.4.0)
-    sass (3.6.0)
+    sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    sqlite3 (1.3.13)
+    sqlite3 (1.4.1)
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
     xcinvoke (0.3.0)
       liferaft (~> 0.0.6)
-    xcodeproj (1.8.2)
+    xcodeproj (1.11.0)
       CFPropertyList (>= 2.3.3, < 4.0)
       atomos (~> 0.1.3)
       claide (>= 1.0.2, < 2.0)
diff --git a/pkgs/development/tools/jazzy/default.nix b/pkgs/development/tools/jazzy/default.nix
index 981c9c1d060..7fff98e0325 100644
--- a/pkgs/development/tools/jazzy/default.nix
+++ b/pkgs/development/tools/jazzy/default.nix
@@ -6,6 +6,8 @@ bundlerApp rec {
   gemdir = ./.;
   exes = [ "jazzy" ];
 
+  passthru.updateScript = ./update;
+
   meta = with lib; {
     description     = "A command-line utility that generates documentation for Swift or Objective-C";
     homepage        = https://github.com/realm/jazzy;
diff --git a/pkgs/development/tools/jazzy/gemset.nix b/pkgs/development/tools/jazzy/gemset.nix
index 0a8ea5f9a50..ae544229a50 100644
--- a/pkgs/development/tools/jazzy/gemset.nix
+++ b/pkgs/development/tools/jazzy/gemset.nix
@@ -44,10 +44,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0x5cz19p0j9k1hvn35lxnv3dn8i65n4qvi5nzjaf53pdgh52401h";
+      sha256 = "1h0cnrxh5k61yfh3f3kdx67gwfkvnvaqgsmwbmqpl7ffbpsg5gsc";
       type = "gem";
     };
-    version = "1.5.3";
+    version = "1.7.4";
   };
   cocoapods-core = {
     dependencies = ["activesupport" "fuzzy_match" "nap"];
@@ -55,10 +55,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0xnxcd2xnvf60f8w27glq5jcn9wdhzch9nkdb24ihhmpxfgj3f39";
+      sha256 = "0xbpaisml77q9k5bk5f7hfkzmnjymzczinvhgim34nvwd00rd30c";
       type = "gem";
     };
-    version = "1.5.3";
+    version = "1.7.4";
   };
   cocoapods-deintegrate = {
     groups = ["default"];
@@ -157,18 +157,20 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0j8pzj8raxbir5w5k6s7a042sb5k02pg0f8s4na1r5lan901j00p";
+      sha256 = "06mvxpjply8qh4j3fj9wh08kdzwkbnvsiysh0vrhlk5cwxzjmblh";
       type = "gem";
     };
-    version = "1.10.0";
+    version = "1.11.1";
   };
   fourflusher = {
+    groups = ["default"];
+    platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1dzmkxyzrk475c1yk5zddwhhj28b6fnj4jkk1h5gr1c2mrar72d5";
+      sha256 = "1afabh3g3gwj0ad53fs62waks815xcckf7pkci76l6vrghffcg8v";
       type = "gem";
     };
-    version = "2.0.1";
+    version = "2.3.1";
   };
   fuzzy_match = {
     source = {
@@ -205,10 +207,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "09df1mkf8fhzj0hmgdifnyvd8lhgxr1ps8yjyxfk8n2jkkbiyj7i";
+      sha256 = "0sljk5v4823h7kzf0yag7f1vf6sahpqip62xngvrhm3il9dx3j72";
       type = "gem";
     };
-    version = "0.9.6";
+    version = "0.10.0";
   };
   liferaft = {
     source = {
@@ -316,10 +318,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1digsi2s8wyzx8vsqcxasw205lg6s7izx8jypl8rrpjwshmv83ql";
+      sha256 = "0bxjfg6bgc6zpczc5nsmpd6406b97fg0hldl968rgxkz1m6hblda";
       type = "gem";
     };
-    version = "3.3.0";
+    version = "3.6.0";
   };
   ruby-macho = {
     groups = ["default"];
@@ -337,10 +339,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "18c6prbw9wl8bqhb2435pd9s0lzarl3g7xf8pmyla28zblvwxmyh";
+      sha256 = "0p95lhs0jza5l7hqci1isflxakz83xkj97lkvxl919is0lwhv2w0";
       type = "gem";
     };
-    version = "3.6.0";
+    version = "3.7.4";
   };
   sass-listen = {
     dependencies = ["rb-fsevent" "rb-inotify"];
@@ -352,12 +354,14 @@
     version = "4.0.0";
   };
   sqlite3 = {
+    groups = ["default"];
+    platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "01ifzp8nwzqppda419c9wcvr8n82ysmisrs0hph9pdmv1lpa4f5i";
+      sha256 = "1v903nbcws3ifm6jnxrdfcpgl1qg2x3lbif16mhlbyfn0npzb494";
       type = "gem";
     };
-    version = "1.3.13";
+    version = "1.4.1";
   };
   thread_safe = {
     source = {
@@ -393,9 +397,9 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0ji3wmpr6xm4172vxh9y6731vm2xrvv7ccwk4ijd5n4if1dakm03";
+      sha256 = "1h73ilwyjwyyhj761an3pmicllw50514gxb6b1r4z4klc9rzxw4j";
       type = "gem";
     };
-    version = "1.8.2";
+    version = "1.11.0";
   };
 }
\ No newline at end of file
diff --git a/pkgs/development/tools/jazzy/update b/pkgs/development/tools/jazzy/update
index ff0e1686836..1f0d11c7dde 100755
--- a/pkgs/development/tools/jazzy/update
+++ b/pkgs/development/tools/jazzy/update
@@ -3,6 +3,8 @@
 
 set -e
 
+cd "$(dirname "${BASH_SOURCE[0]}")"
+
 rm -f Gemfile.lock
 bundler lock
 bundix