diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 71d044962d..fbb75c8dee 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -10,7 +10,7 @@ jobs:
         name: Validating filenames
         with:
           path: '!(*.schema.json|README*|.gitignore)'
-          pattern: '^[a-zA-Z0-9._-]*$'
+          pattern: '^[a-zA-Z0-9._-]*[^\.]$'
 
       - name: Validate profile.json schema
         uses: walbo/validate-json@v1.1.0
@@ -34,4 +34,4 @@ jobs:
           files: ./*/services.json
           schema: services.schema.json
           schema-version: draft-07
-          fail-on-missing-schema: true
\ No newline at end of file
+          fail-on-missing-schema: true
diff --git a/CUCK./chains.json b/CUCK/chains.json
similarity index 100%
rename from CUCK./chains.json
rename to CUCK/chains.json
diff --git a/CUCK./profile.json b/CUCK/profile.json
similarity index 100%
rename from CUCK./profile.json
rename to CUCK/profile.json