diff --git a/.github/workflows/Repology.yml b/.github/workflows/Repology.yml
index 58986706f..fb00b6ba5 100644
--- a/.github/workflows/Repology.yml
+++ b/.github/workflows/Repology.yml
@@ -12,9 +12,8 @@ jobs:
         run: |
             sudo docker pull satmandu/crewbuild:amd64
             sudo docker run -t -v $(pwd):/usr/local/json satmandu/crewbuild:amd64 /bin/bash -c "
-            git clone https://github.com/chromebrew/chromebrew
-            cd chromebrew/tools
-            ruby json.rb
+            crew update
+            ruby ../tools/json.rb
             cp repology.json /usr/local/json"
       - name: Upload JSON arifact
         uses: actions/upload-artifact@v3
diff --git a/tools/json.rb b/tools/json.rb
index 55c69542f..7bbe59bf2 100644
--- a/tools/json.rb
+++ b/tools/json.rb
@@ -10,7 +10,8 @@ output = Array.new
 
 Dir.glob('../packages/*.rb').each do |filename|
   pkg = Package.load_package(filename)
-  output << {name: File.basename(filename, '.rb'), description: pkg.description, homepage: pkg.homepage, version: pkg.version, license: pkg.license, compatibility: pkg.compatibility}
+  next if pkg.is_fake?
+  output << {name: File.basename(filename, '.rb').gsub("_","-"), description: pkg.description, homepage: pkg.homepage, version: pkg.version, license: pkg.license, compatibility: pkg.compatibility}
 end
 
 File.write('repology.json', JSON.generate(output))