diff --git a/routers/repo/grampus.go b/routers/repo/grampus.go
index 7dd786abf..97d99b9cf 100755
--- a/routers/repo/grampus.go
+++ b/routers/repo/grampus.go
@@ -656,7 +656,7 @@ func generateCommand(repoName, processorType, codeRemotePath, dataRemotePath, bo
 	}
 
 	//check exec result
-	commandCheckRes := "bash -c \"[[ result -eq 0 ]] && echo success || ls failed;\""
+	commandCheckRes := "bash -c \"[[ $result -eq 0 ]] && echo success || ls failed;\""
 	command += commandCheckRes
 
 	return command, nil