diff --git a/src/PIL/Image.py b/src/PIL/Image.py
index 6501c2355..4b088bdfd 100644
--- a/src/PIL/Image.py
+++ b/src/PIL/Image.py
@@ -662,7 +662,7 @@ class Image:
         :returns: JPEG version of the image as bytes
         """
         try:
-            self._repr_image("JPEG")
+            return self._repr_image("JPEG")
         except Exception:
             return None