diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index c24e84749..a94e1ea36 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -17,11 +17,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Install Nix with cached packages
-      uses: rikhuijzer/cache-install@v1.1.4
-      with:
-        key: nix-${{ hashFiles('.github/workflows/maven.yml', 'default.nix', 'nix/**', 'pom.xml', 'local-maven-repo') }}
-        nix_file: nix/github-workflow-dependencies.nix
+    - uses: cachix/install-nix-action@v31
+    # The dependencies could be cached if necessary. See PR #156 and da11a13c1451f5a52672fe494ac6e20116346865 for additional information.
     - name: Build
       run: nix-build
     - name: Upload Javadoc artifact
diff --git a/default.nix b/default.nix
index cab1125a6..70e65df3e 100644
--- a/default.nix
+++ b/default.nix
@@ -3,7 +3,24 @@
   system ? builtins.currentSystem,
   pkgs ?
     import sources.nixpkgs {
-      overlays = [];
+      overlays = [
+        (final: previous: {
+          defaultGemConfig = previous.defaultGemConfig // {
+            jekyll-github-metadata = attrs: {
+              dontBuild = false;
+              patches = [
+                (final.fetchpatch {
+                  url = "https://github.com/jekyll/github-metadata/commit/17cc5af5e1fd95d98d43676610cc8a47969350ab.patch";
+                  hash = "sha256-dUqvnYsjfG5xQIYS48B3xz0GLVYo2BrDAnYUafmDFKw=";
+                  relative = "lib";
+                  stripLen = 1;
+                  extraPrefix = "lib/jekyll-github-metadata/";
+                })
+              ];
+            };
+          };
+        })
+      ];
       config = {};
       inherit system;
     },
@@ -93,7 +110,7 @@ pkgs.stdenvNoCC.mkDerivation rec {
       if buildGitHubPages
       then ''
         mvn javadoc:javadoc
-        JEKYLL_ENV=production PAGES_REPO_NWO=VariantSync/DiffDetective JEKYLL_BUILD_REVISION= github-pages build
+        JEKYLL_ENV=production PAGES_REPO_NWO=VariantSync/DiffDetective JEKYLL_BUILD_REVISION= PAGES_DISABLE_NETWORK=1 github-pages build
         rm -rf _site/target
       ''
       else ""
diff --git a/nix/github-workflow-dependencies.nix b/nix/github-workflow-dependencies.nix
deleted file mode 100644
index 72c9cc63e..000000000
--- a/nix/github-workflow-dependencies.nix
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-  sources ? import ./sources.nix,
-  system ? builtins.currentSystem,
-  pkgs ?
-    import sources.nixpkgs {
-      overlays = [];
-      config = {};
-      inherit system;
-    },
-}: let
-  DiffDetective = import ../default.nix {};
-in
-  pkgs.mkShell {
-    inputsFrom = [DiffDetective];
-    pkgs = [DiffDetective.mavenRepo];
-  }