diff --git a/pkgs/by-name/co/completely/Gemfile.lock b/pkgs/by-name/co/completely/Gemfile.lock
index 656c96cbc40c..d6985978275b 100644
--- a/pkgs/by-name/co/completely/Gemfile.lock
+++ b/pkgs/by-name/co/completely/Gemfile.lock
@@ -1,14 +1,14 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    colsole (0.8.2)
-    completely (0.5.2)
-      colsole (~> 0.6)
-      mister_bin (~> 0.7.2)
-    docopt (0.6.1)
-    mister_bin (0.7.3)
-      colsole (~> 0.7)
-      docopt (~> 0.6)
+    colsole (1.0.0)
+    completely (0.6.3)
+      colsole (>= 0.8.1, < 2)
+      mister_bin (~> 0.7)
+    docopt_ng (0.7.1)
+    mister_bin (0.7.6)
+      colsole (>= 0.8.1, < 2)
+      docopt_ng (~> 0.7, >= 0.7.1)
 
 PLATFORMS
   ruby
@@ -17,4 +17,4 @@ DEPENDENCIES
   completely
 
 BUNDLED WITH
-   2.4.5
+   2.5.16
diff --git a/pkgs/by-name/co/completely/gemset.nix b/pkgs/by-name/co/completely/gemset.nix
index a078a113f6d4..f99da8f72218 100644
--- a/pkgs/by-name/co/completely/gemset.nix
+++ b/pkgs/by-name/co/completely/gemset.nix
@@ -4,10 +4,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1l29sxy4p9jbvcihckxfsyqx98b8xwzd3hjqvdh1zxw8nv5walnp";
+      sha256 = "1fvf6dz2wsvjk7q24z0dm8lajq3p2l6i5ywf3mxj683rmhwq49bg";
       type = "gem";
     };
-    version = "0.8.2";
+    version = "1.0.0";
   };
   completely = {
     dependencies = ["colsole" "mister_bin"];
@@ -15,30 +15,30 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0w7cmmsp9m42c8w4j03kr98zy7x7yszw3qsm3ww600dmc0d0xd2b";
+      sha256 = "0ci8iza647hvc4f1cmf9mpsm3i78ysf6g6213wkyrr5jk296hjjb";
       type = "gem";
     };
-    version = "0.5.2";
+    version = "0.6.3";
   };
-  docopt = {
+  docopt_ng = {
     groups = ["default"];
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "0rvlfbb7kzyagncm4zdpcjwrh682zamgf5rcf5qmj0bd6znkgy3k";
+      sha256 = "0rsnl5s7k2s1gl4n4dg68ssg577kf11sl4a4l2lb2fpswj718950";
       type = "gem";
     };
-    version = "0.6.1";
+    version = "0.7.1";
   };
   mister_bin = {
-    dependencies = ["colsole" "docopt"];
+    dependencies = ["colsole" "docopt_ng"];
     groups = ["default"];
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1f51zs9wjpslhdadp8yfx4ij0jj1ya92cbzqlfd2wfr19wdr2jgd";
+      sha256 = "0xx8cxvzcn47zsnshcllf477x4rbssrchvp76929qnsg5k9q7fas";
       type = "gem";
     };
-    version = "0.7.3";
+    version = "0.7.6";
   };
 }
diff --git a/pkgs/by-name/co/completely/package.nix b/pkgs/by-name/co/completely/package.nix
index 326887299c0c..47e6189bd530 100644
--- a/pkgs/by-name/co/completely/package.nix
+++ b/pkgs/by-name/co/completely/package.nix
@@ -1,6 +1,7 @@
-{ lib
-, bundlerApp
-, bundlerUpdateScript
+{
+  lib,
+  bundlerApp,
+  bundlerUpdateScript,
 }:
 
 bundlerApp {
@@ -11,12 +12,12 @@ bundlerApp {
 
   passthru.updateScript = bundlerUpdateScript "completely";
 
-  meta = with lib; {
+  meta = {
     description = "Generate bash completion scripts using a simple configuration file";
     homepage = "https://github.com/DannyBen/completely";
-    license = licenses.mit;
-    platforms = platforms.unix;
-    maintainers = with maintainers; [ zendo ];
+    license = lib.licenses.mit;
+    platforms = lib.platforms.unix;
+    maintainers = with lib.maintainers; [ zendo ];
     mainProgram = "completely";
   };
 }