diff --git a/pkgs/applications/editors/eclipse/default.nix b/pkgs/applications/editors/eclipse/default.nix
index 66bdfb15c69..49fb00706b7 100644
--- a/pkgs/applications/editors/eclipse/default.nix
+++ b/pkgs/applications/editors/eclipse/default.nix
@@ -8,15 +8,15 @@
 
 assert stdenv ? glibc;
 
-# http://download.eclipse.org/eclipse/downloads/ is the main place to
+# https://download.eclipse.org/eclipse/downloads/ is the main place to
 # find the downloads needed for new versions
 
 let
   platform_major = "4";
-  platform_minor = "15";
+  platform_minor = "16";
   year = "2020";
-  month = "03";
-  timestamp = "${year}${month}050155";
+  month = "06";
+  timestamp = "${year}${month}040540";
   gtk = gtk3;
 in rec {
 
@@ -33,8 +33,8 @@ in rec {
     description = "Eclipse IDE for C/C++ Developers";
     src =
       fetchurl {
-        url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/technology/epp/downloads/release/${year}-${month}/R/eclipse-cpp-${year}-${month}-R-incubation-linux-gtk-x86_64.tar.gz";
-        sha512 = "2wy4a3p347fajr9zsfz1zlvz6jpy3vficdry27m5fs0azfmxmy2cfns5hh18sin4xqq3jvqppfqxh41rzcpcmiq12zhc6cz42brqgxw";
+        url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/technology/epp/downloads/release/${year}-${month}/R/eclipse-cpp-${year}-${month}-R-linux-gtk-x86_64.tar.gz";
+        sha512 = "0vfxzsvfv9zmd0ckrdpziijzskh13g8kgk8ibkwmhmqmj14a3visk6yvn5q2s0knkswl1zy9arinw0mxvqh72dfj63vwc01vhp06lyr";
       };
   };
 
@@ -46,7 +46,7 @@ in rec {
     src =
       fetchurl {
         url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/technology/epp/downloads/release/${year}-${month}/R/eclipse-modeling-${year}-${month}-R-linux-gtk-x86_64.tar.gz";
-        sha512 = "0qccsclay9000sqrymm8hkg70a4jcvd70vymw1kkxsklcs7dnrhch55an98gbzf9r0jgd1ap62a4hyxlnm6hdqqniwcgdza0i4nwwgj";
+        sha512 = "29nr1x3fgdw5ygrppfma6yi1iaqvad24jyb58sag735z1nz4ymajcwakg52mlv3s19d4w8cxpskh1r459mwz7j769qplymspqifvlkd";
       };
   };
 
@@ -58,7 +58,7 @@ in rec {
     src =
       fetchurl {
         url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/eclipse/downloads/drops${platform_major}/R-${platform_major}.${platform_minor}-${timestamp}/eclipse-platform-${platform_major}.${platform_minor}-linux-gtk-x86_64.tar.gz";
-        sha512 = "01rv5x7qqm0a2p30828z2snms3nb2kjx9si63sr5rdkdgr3vbh6xq8n8fn757dqazmpz9zskmwxxmbxnwycfllhgb8msb77pcy3fpg7";
+        sha512 = "2pm4xam0jn9x34k1hr5rn67fpvc6snlkpcfn4bzdcf2xjv9f3dr2039mkcrhri5nv2bj6fkbai6aga6fmmrb3na33b7ir7sqlqqn61b";
       };
   };
 
@@ -83,7 +83,7 @@ in rec {
     src =
       fetchurl {
         url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/eclipse/downloads/drops${platform_major}/R-${platform_major}.${platform_minor}-${timestamp}/eclipse-SDK-${platform_major}.${platform_minor}-linux-gtk-x86_64.tar.gz";
-        sha512 = "33ra8qslwz73240xzjvr751lpl94drlcf425a7kxngq1qla2cda7gxr71bxlr9fm2hrqq0h097ihmg0ix9hv2dmwnc76gp4hwwrlk41";
+        sha512 = "195c07yabmi2a42qxfmpbv6ychpj15bbpgyp40s1pcdb3p875vcqjinq9dqy2sixzwjhfdrggpvwihav87rkih9arzmk2s4cm31mjqd";
       };
   };
 
@@ -95,7 +95,7 @@ in rec {
     src =
       fetchurl {
         url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/technology/epp/downloads/release/${year}-${month}/R/eclipse-java-${year}-${month}-R-linux-gtk-x86_64.tar.gz";
-        sha512 = "0ffa1q19z31j8i552mp9zg4v0p4iv002cvlzh49ia8hi0hgk75pbkp6vxlr75jz0as03n71f0ww8xbflji31qgwfmy6rs1rzqihfff9";
+        sha512 = "3n8jllgxarrxgz16n7zb4bgaqxk0m9frcxrgdxvy25ar2iw8js4q4ir3cc20y4ri3ii74rf3jy6n4ndhm57miwqh4p2wqzhfjlinirb";
       };
   };
 
diff --git a/pkgs/applications/editors/eclipse/plugins.nix b/pkgs/applications/editors/eclipse/plugins.nix
index fab7317868a..4edb7a7ebc4 100644
--- a/pkgs/applications/editors/eclipse/plugins.nix
+++ b/pkgs/applications/editors/eclipse/plugins.nix
@@ -254,12 +254,13 @@ rec {
 
   cdt = buildEclipseUpdateSite rec {
     name = "cdt-${version}";
-    version = "9.11.0";
+    # find current version at https://www.eclipse.org/cdt/downloads.php
+    version = "9.11.1";
 
     src = fetchzip {
       stripRoot = false;
       url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/tools/cdt/releases/9.11/${name}/${name}.zip";
-      sha256 = "1730w6rbv649nzfalfd10p2ph0z9rbrrcflga0n1dpmg181xh9lk";
+      sha256 = "00cpaal6jm9xb4nbkljrf381r3lf1rb1p06vrbn4l0lxnbckb9df";
     };
 
     meta = with stdenv.lib; {
@@ -474,12 +475,12 @@ rec {
 
   jdt = buildEclipseUpdateSite rec {
     name = "jdt-${version}";
-    version = "4.15";
+    version = "4.16";
 
     src = fetchzip {
       stripRoot = false;
-      url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/eclipse/downloads/drops4/R-${version}-202003050155/org.eclipse.jdt-${version}.zip";
-      sha256 = "1dm4qgfb6rm7w0dk8br071c7wy0ybp7zrwvr3i02c2bxzy2psz7q";
+      url = "https://www.eclipse.org/downloads/download.php?r=1&nf=1&file=/eclipse/downloads/drops4/R-${version}-202006040540/org.eclipse.jdt-${version}.zip";
+      sha256 = "0g349hg2nv1y628daxf84396wpf33z52wxv0gawlgrirbbizaznd";
     };
 
     meta = with stdenv.lib; {