diff --git a/src/xdsl/dialects/memref.py b/src/xdsl/dialects/memref.py
index d304aaf942..bfb7d76f3c 100644
--- a/src/xdsl/dialects/memref.py
+++ b/src/xdsl/dialects/memref.py
@@ -208,7 +208,7 @@ class Global(Operation):
     # constant = AttributeDef(UnitAttr)
 
     @staticmethod
-    def get(sym_name: StringAttr,
+    def get(sym_name: Union[str, StringAttr],
             typ: Attribute,
             initial_value: Optional[Attribute],
             sym_visibility="private") -> Global: