diff --git a/lib/gitlab/satellite/edit_file_action.rb b/lib/gitlab/satellite/edit_file_action.rb
index 336afc8..e9053f9 100644
--- a/lib/gitlab/satellite/edit_file_action.rb
+++ b/lib/gitlab/satellite/edit_file_action.rb
@@ -49,7 +49,7 @@ module Gitlab
       protected
 
       def can_edit?(last_commit)
-        current_last_commit = @project.last_commit_for(ref, file_path).sha
+        current_last_commit = @project.repository.last_commit_for(ref, file_path).sha
         last_commit == current_last_commit
       end
     end
--
libgit2 0.21.2