diff --git a/src/lib/errors.buzz b/src/lib/errors.buzz
index c54fd587..c7be9af0 100644
--- a/src/lib/errors.buzz
+++ b/src/lib/errors.buzz
@@ -10,6 +10,7 @@ export enum FileSystemError {
     FileLocksNotSupported,
     FileNotFound,
     FileSystem,
+    InvalidBatchScriptArg,
     FileTooBig,
     InputOutput,
     InvalidHandle,