diff --git a/pkgs/applications/misc/gollum/Gemfile.lock b/pkgs/applications/misc/gollum/Gemfile.lock
index 4322b4088436..7315c0a8d724 100644
--- a/pkgs/applications/misc/gollum/Gemfile.lock
+++ b/pkgs/applications/misc/gollum/Gemfile.lock
@@ -3,43 +3,43 @@ GEM
   specs:
     charlock_holmes (0.7.3)
     diff-lcs (1.3)
-    gemojione (3.2.0)
+    gemojione (3.3.0)
       json
-    github-markup (1.6.0)
+    github-markup (1.6.1)
     gitlab-grit (2.8.1)
       charlock_holmes (~> 0.6)
       diff-lcs (~> 1.1)
       mime-types (>= 1.16, < 3)
       posix-spawn (~> 0.3)
-    gollum (4.1.1)
+    gollum (4.1.2)
       gemojione (~> 3.2)
-      gollum-lib (~> 4.0, >= 4.0.1)
+      gollum-lib (>= 4.2.7)
       kramdown (~> 1.9.0)
       mustache (>= 0.99.5, < 1.0.0)
       sinatra (~> 1.4, >= 1.4.4)
       useragent (~> 0.16.2)
     gollum-grit_adapter (1.0.1)
       gitlab-grit (~> 2.7, >= 2.7.1)
-    gollum-lib (4.2.5)
+    gollum-lib (4.2.7)
       gemojione (~> 3.2)
       github-markup (~> 1.6)
       gollum-grit_adapter (~> 1.0)
-      nokogiri (~> 1.6.4)
-      rouge (~> 2.0)
+      nokogiri (>= 1.6.1, < 2.0)
+      rouge (~> 2.1)
       sanitize (~> 2.1)
       stringex (~> 2.6)
     json (2.1.0)
     kramdown (1.9.0)
     mime-types (2.99.3)
-    mini_portile2 (2.1.0)
+    mini_portile2 (2.2.0)
     mustache (0.99.8)
-    nokogiri (1.6.8.1)
-      mini_portile2 (~> 2.1.0)
+    nokogiri (1.8.0)
+      mini_portile2 (~> 2.2.0)
     posix-spawn (0.3.13)
     rack (1.6.8)
     rack-protection (1.5.3)
       rack
-    rouge (2.0.7)
+    rouge (2.1.1)
     sanitize (2.1.0)
       nokogiri (>= 1.4.4)
     sinatra (1.4.8)
@@ -47,7 +47,7 @@ GEM
       rack-protection (~> 1.4)
       tilt (>= 1.3, < 3)
     stringex (2.7.1)
-    tilt (2.0.7)
+    tilt (2.0.8)
     useragent (0.16.8)
 
 PLATFORMS
@@ -57,4 +57,4 @@ DEPENDENCIES
   gollum
 
 BUNDLED WITH
-   1.15.0
+   1.15.3
diff --git a/pkgs/applications/misc/gollum/gemset.nix b/pkgs/applications/misc/gollum/gemset.nix
index 2ad724b2bc7a..cff774d7daa0 100644
--- a/pkgs/applications/misc/gollum/gemset.nix
+++ b/pkgs/applications/misc/gollum/gemset.nix
@@ -16,22 +16,24 @@
     version = "1.3";
   };
   gemojione = {
+    dependencies = ["json"];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0svj3hsmwyr306vg75cd7p9i4bwnajrda60n2vhiav2cvhnkawik";
+      sha256 = "0ayk8r147k1s38nj18pwk76npx1p7jhi86silk800nj913pjvrhj";
       type = "gem";
     };
-    version = "3.2.0";
+    version = "3.3.0";
   };
   github-markup = {
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1g538d7kcj2iw4d9ll8266d8n526hz2fbx7zlx8z7gxg1gzwiki9";
+      sha256 = "1nyb9ck2c9z5qi86n7r52w0m126qpnvc93yh35cn8bwsnkjqx0iq";
       type = "gem";
     };
-    version = "1.6.0";
+    version = "1.6.1";
   };
   gitlab-grit = {
+    dependencies = ["charlock_holmes" "diff-lcs" "mime-types" "posix-spawn"];
     source = {
       remotes = ["https://rubygems.org"];
       sha256 = "0lf1cr6pzqrbnxiiwym6q74b1a2ihdi91dynajk8hi1p093hl66n";
@@ -40,14 +42,16 @@
     version = "2.8.1";
   };
   gollum = {
+    dependencies = ["gemojione" "gollum-lib" "kramdown" "mustache" "sinatra" "useragent"];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0jrafhy8p9pgvya0gj2g6knrpg58g65s7j9bcyfj6fp4n2dz2w7s";
+      sha256 = "051pm2f50daiqcqy87aq4809x4c95iwwml6ca4wgvvmj5zkk6k5a";
       type = "gem";
     };
-    version = "4.1.1";
+    version = "4.1.2";
   };
   gollum-grit_adapter = {
+    dependencies = ["gitlab-grit"];
     source = {
       remotes = ["https://rubygems.org"];
       sha256 = "0fcibm63v1afc0fj5rki0mm51m7nndil4cjcjjvkh3yigfn4nr4b";
@@ -56,12 +60,13 @@
     version = "1.0.1";
   };
   gollum-lib = {
+    dependencies = ["gemojione" "github-markup" "gollum-grit_adapter" "nokogiri" "rouge" "sanitize" "stringex"];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0399lfqv3hbpr7v14p9snyimva440d2mb8y7xm2zlgwv7l0n9z0z";
+      sha256 = "1filwvjfj5q2m6w4q274ai36d6f0mrsv2l2khhk4bv1q6pqby2fq";
       type = "gem";
     };
-    version = "4.2.5";
+    version = "4.2.7";
   };
   json = {
     source = {
@@ -90,10 +95,10 @@
   mini_portile2 = {
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1y25adxb1hgg1wb2rn20g3vl07qziq6fz364jc5694611zz863hb";
+      sha256 = "0g5bpgy08q0nc0anisg3yvwc1gc3inl854fcrg48wvg7glqd6dpm";
       type = "gem";
     };
-    version = "2.1.0";
+    version = "2.2.0";
   };
   mustache = {
     source = {
@@ -104,12 +109,13 @@
     version = "0.99.8";
   };
   nokogiri = {
+    dependencies = ["mini_portile2"];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "045xdg0w7nnsr2f2gb7v7bgx53xbc9dxf0jwzmh2pr3jyrzlm0cj";
+      sha256 = "1nffsyx1xjg6v5n9rrbi8y1arrcx2i5f21cp6clgh9iwiqkr7rnn";
       type = "gem";
     };
-    version = "1.6.8.1";
+    version = "1.8.0";
   };
   posix-spawn = {
     source = {
@@ -128,6 +134,7 @@
     version = "1.6.8";
   };
   rack-protection = {
+    dependencies = ["rack"];
     source = {
       remotes = ["https://rubygems.org"];
       sha256 = "0cvb21zz7p9wy23wdav63z5qzfn4nialik22yqp6gihkgfqqrh5r";
@@ -138,12 +145,13 @@
   rouge = {
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0sfikq1q8xyqqx690iiz7ybhzx87am4w50w8f2nq36l3asw4x89d";
+      sha256 = "1wn6rq5qjmcwh9ixkljazv6gmg746rgbgs6av5qnk0mxim5qw11p";
       type = "gem";
     };
-    version = "2.0.7";
+    version = "2.1.1";
   };
   sanitize = {
+    dependencies = ["nokogiri"];
     source = {
       remotes = ["https://rubygems.org"];
       sha256 = "0xsv6xqrlz91rd8wifjknadbl3z5h6qphmxy0hjb189qbdghggn3";
@@ -152,6 +160,7 @@
     version = "2.1.0";
   };
   sinatra = {
+    dependencies = ["rack" "rack-protection" "tilt"];
     source = {
       remotes = ["https://rubygems.org"];
       sha256 = "0byxzl7rx3ki0xd7aiv1x8mbah7hzd8f81l65nq8857kmgzj1jqq";
@@ -170,10 +179,10 @@
   tilt = {
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1is1ayw5049z8pd7slsk870bddyy5g2imp4z78lnvl8qsl8l0s7b";
+      sha256 = "0020mrgdf11q23hm1ddd6fv691l51vi10af00f137ilcdb2ycfra";
       type = "gem";
     };
-    version = "2.0.7";
+    version = "2.0.8";
   };
   useragent = {
     source = {