diff --git a/coders/caption.c b/coders/caption.c
index 03b49d7..61826ad 100644
--- a/coders/caption.c
+++ b/coders/caption.c
@@ -132,7 +132,8 @@
   /*
     Format caption.
   */
-  property=InterpretImageProperties(image_info,image,image_info->filename);
+  property=InterpretImageProperties(image_info,image,image_info->filename,
+    exception);
   (void) SetImageProperty(image,"caption",property);
   property=DestroyString(property);
   caption=ConstantString(GetImageProperty(image,"caption"));