diff --git a/singer_sdk/mapper.py b/singer_sdk/mapper.py
index 4adc57f88..c222acc67 100644
--- a/singer_sdk/mapper.py
+++ b/singer_sdk/mapper.py
@@ -359,7 +359,7 @@ def _eval(
 
         return result
 
-    def _eval_type(
+    def _eval_type(  # noqa: PLR0911
         self,
         expr: str,
         default: th.JSONTypeHelper | None = None,