diff --git a/app/models/repository.rb b/app/models/repository.rb
index 99d908b5d81..a2317fd592f 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -196,7 +196,7 @@ class Repository
   #   # => git@localhost:rack.git
   #
   def submodule_url_for(ref, path)
-    if submodules.any?
+    if submodules(ref).any?
       submodule = submodules(ref)[path]
 
       if submodule