diff --git a/lib/redmine/scm/adapters/darcs_adapter.rb b/lib/redmine/scm/adapters/darcs_adapter.rb
index 7b03ac810..bc0dae508 100644
--- a/lib/redmine/scm/adapters/darcs_adapter.rb
+++ b/lib/redmine/scm/adapters/darcs_adapter.rb
@@ -31,7 +31,7 @@ module Redmine
           end
 
           def sq_bin
-            @@sq_bin ||= shell_quote(DARCS_BIN)
+            @@sq_bin ||= shell_quote_command
           end
 
           def client_version