diff --git a/pkgs/by-name/ta/taskjuggler/Gemfile b/pkgs/by-name/ta/taskjuggler/Gemfile
index f6dec6ebf490..80e39dfa2962 100644
--- a/pkgs/by-name/ta/taskjuggler/Gemfile
+++ b/pkgs/by-name/ta/taskjuggler/Gemfile
@@ -1,3 +1,5 @@
 source 'https://rubygems.org'
 gem 'taskjuggler'
 gem 'webrick'
+gem 'base64'
+gem 'drb'
diff --git a/pkgs/by-name/ta/taskjuggler/Gemfile.lock b/pkgs/by-name/ta/taskjuggler/Gemfile.lock
index d0578a49c759..64f624c9f3e8 100644
--- a/pkgs/by-name/ta/taskjuggler/Gemfile.lock
+++ b/pkgs/by-name/ta/taskjuggler/Gemfile.lock
@@ -1,39 +1,45 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    date (3.3.3)
+    base64 (0.2.0)
+    bigdecimal (3.1.9)
+    date (3.4.1)
+    drb (2.2.1)
     mail (2.8.1)
       mini_mime (>= 0.1.1)
       net-imap
       net-pop
       net-smtp
-    mini_mime (1.1.2)
-    net-imap (0.3.4)
+    mini_mime (1.1.5)
+    net-imap (0.5.6)
       date
       net-protocol
     net-pop (0.1.2)
       net-protocol
-    net-protocol (0.2.1)
+    net-protocol (0.2.2)
       timeout
-    net-smtp (0.3.3)
+    net-smtp (0.5.1)
       net-protocol
     sync (0.5.0)
-    taskjuggler (3.7.2)
+    taskjuggler (3.8.1)
       mail (~> 2.7, >= 2.7.1)
       term-ansicolor (~> 1.7, >= 1.7.1)
-    term-ansicolor (1.7.1)
+    term-ansicolor (1.11.2)
       tins (~> 1.0)
-    timeout (0.3.2)
-    tins (1.32.1)
+    timeout (0.4.3)
+    tins (1.38.0)
+      bigdecimal
       sync
-    webrick (1.8.1)
+    webrick (1.9.1)
 
 PLATFORMS
-  x86_64-linux
+  ruby
 
 DEPENDENCIES
+  base64
+  drb
   taskjuggler
   webrick
 
 BUNDLED WITH
-   2.4.12
+   2.5.22
diff --git a/pkgs/by-name/ta/taskjuggler/gemset.nix b/pkgs/by-name/ta/taskjuggler/gemset.nix
index aa9de0e564e1..4a37a8e0eb27 100644
--- a/pkgs/by-name/ta/taskjuggler/gemset.nix
+++ b/pkgs/by-name/ta/taskjuggler/gemset.nix
@@ -1,13 +1,43 @@
 {
+  base64 = {
+    groups = [ "default" ];
+    platforms = [ ];
+    source = {
+      remotes = [ "https://rubygems.org" ];
+      sha256 = "01qml0yilb9basf7is2614skjp8384h2pycfx86cr8023arfj98g";
+      type = "gem";
+    };
+    version = "0.2.0";
+  };
+  bigdecimal = {
+    groups = [ "default" ];
+    platforms = [ ];
+    source = {
+      remotes = [ "https://rubygems.org" ];
+      sha256 = "1k6qzammv9r6b2cw3siasaik18i6wjc5m0gw5nfdc6jj64h79z1g";
+      type = "gem";
+    };
+    version = "3.1.9";
+  };
   date = {
     groups = [ "default" ];
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "03skfikihpx37rc27vr3hwrb057gxnmdzxhmzd4bf4jpkl0r55w1";
+      sha256 = "0kz6mc4b9m49iaans6cbx031j9y7ldghpi5fzsdh0n3ixwa8w9mz";
       type = "gem";
     };
-    version = "3.3.3";
+    version = "3.4.1";
+  };
+  drb = {
+    groups = [ "default" ];
+    platforms = [ ];
+    source = {
+      remotes = [ "https://rubygems.org" ];
+      sha256 = "0h5kbj9hvg5hb3c7l425zpds0vb42phvln2knab8nmazg2zp5m79";
+      type = "gem";
+    };
+    version = "2.2.1";
   };
   mail = {
     dependencies = [
@@ -30,10 +60,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "0lbim375gw2dk6383qirz13hgdmxlan0vc5da2l072j3qw6fqjm5";
+      sha256 = "1vycif7pjzkr29mfk4dlqv3disc5dn0va04lkwajlpr1wkibg0c6";
       type = "gem";
     };
-    version = "1.1.2";
+    version = "1.1.5";
   };
   net-imap = {
     dependencies = [
@@ -44,10 +74,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1d996zf3g8xz244791b0qsl9vr7zg4lqnnmf9k2kshr9lki5jam8";
+      sha256 = "1rgva7p9gvns2ndnqpw503mbd36i2skkggv0c0h192k8xr481phy";
       type = "gem";
     };
-    version = "0.3.4";
+    version = "0.5.6";
   };
   net-pop = {
     dependencies = [ "net-protocol" ];
@@ -66,10 +96,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "0dxckrlw4q1lcn3qg4mimmjazmg9bma5gllv72f8js3p36fb3b91";
+      sha256 = "1a32l4x73hz200cm587bc29q8q9az278syw3x6fkc9d1lv5y0wxa";
       type = "gem";
     };
-    version = "0.2.1";
+    version = "0.2.2";
   };
   net-smtp = {
     dependencies = [ "net-protocol" ];
@@ -77,10 +107,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1c6md06hm5bf6rv53sk54dl2vg038pg8kglwv3rayx0vk2mdql9x";
+      sha256 = "0dh7nzjp0fiaqq1jz90nv4nxhc2w359d7c199gmzq965cfps15pd";
       type = "gem";
     };
-    version = "0.3.3";
+    version = "0.5.1";
   };
   sync = {
     groups = [ "default" ];
@@ -101,10 +131,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "07fagka8nl29xwwzfhxx89gp34m5hih5vnq4sha1z814004md53j";
+      sha256 = "16d5vgz54all8vl3haqy6j69plny3np4kc3wq7wy3xa3i0h7v60z";
       type = "gem";
     };
-    version = "3.7.2";
+    version = "3.8.1";
   };
   term-ansicolor = {
     dependencies = [ "tins" ];
@@ -112,40 +142,43 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1xq5kci9215skdh27npyd3y55p812v4qb4x2hv3xsjvwqzz9ycwj";
+      sha256 = "10shkrl9sl1qhrzbmch2cn67w1yy63d0f2948m80b5nl44zwc02b";
       type = "gem";
     };
-    version = "1.7.1";
+    version = "1.11.2";
   };
   timeout = {
     groups = [ "default" ];
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1pfddf51n5fnj4f9ggwj3wbf23ynj0nbxlxqpz12y1gvl9g7d6r6";
+      sha256 = "03p31w5ghqfsbz5mcjzvwgkw3h9lbvbknqvrdliy8pxmn9wz02cm";
       type = "gem";
     };
-    version = "0.3.2";
+    version = "0.4.3";
   };
   tins = {
-    dependencies = [ "sync" ];
+    dependencies = [
+      "bigdecimal"
+      "sync"
+    ];
     groups = [ "default" ];
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "0373zn7zkllcn2q4ylbjgjx9mvm8m73ll3jwjav48dx8myplsp5p";
+      sha256 = "0vc80cw3qbbdfiydv7bj7zvch189mh3ifbz7v0ninnrxnwwd3b4r";
       type = "gem";
     };
-    version = "1.32.1";
+    version = "1.38.0";
   };
   webrick = {
     groups = [ "default" ];
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "13qm7s0gr2pmfcl7dxrmq38asaza4w0i2n9my4yzs499j731wh8r";
+      sha256 = "12d9n8hll67j737ym2zw4v23cn4vxyfkb6vyv1rzpwv6y6a3qbdl";
       type = "gem";
     };
-    version = "1.8.1";
+    version = "1.9.1";
   };
 }