diff --git a/interim/source_strings.yaml b/interim/source_strings.yaml
index 8ee4c251..fb6a63d2 100644
--- a/interim/source_strings.yaml
+++ b/interim/source_strings.yaml
@@ -3412,6 +3412,9 @@ en:
       tunnel_combo:
         # tunnel=*
         label: Type
+      turning_circle:
+        # turning_circle=*
+        label: Shape
       usage_rail:
         # usage=*
         label: Usage Type