diff --git a/modules/openapi-generator/src/test/resources/3_0/rust-server/openapi-v3.yaml b/modules/openapi-generator/src/test/resources/3_0/rust-server/openapi-v3.yaml
index 42eb83063f5b..c9b239de0905 100644
--- a/modules/openapi-generator/src/test/resources/3_0/rust-server/openapi-v3.yaml
+++ b/modules/openapi-generator/src/test/resources/3_0/rust-server/openapi-v3.yaml
@@ -22,7 +22,7 @@ info:
 paths:
   /xml:
     post:
-      summary: Post an array
+      summary: Post an array.  It's important we test apostrophes, so include one here.
       description: ''
       requestBody:
         content: