diff --git a/src/classic/types/ReactPropTypes.js b/src/classic/types/ReactPropTypes.js
index 1a23469c3c..969d89d27a 100644
--- a/src/classic/types/ReactPropTypes.js
+++ b/src/classic/types/ReactPropTypes.js
@@ -284,7 +284,7 @@ function createShapeTypeChecker(shapeTypes) {
     }
     return null;
   }
-  return createChainableTypeChecker(validate, 'expected `object`');
+  return createChainableTypeChecker(validate);
 }
 
 function isNode(propValue) {