diff --git a/common/lib/xmodule/xmodule/open_ended_image_submission.py b/common/lib/xmodule/xmodule/open_ended_image_submission.py
index fa73feef22..196f396d65 100644
--- a/common/lib/xmodule/xmodule/open_ended_image_submission.py
+++ b/common/lib/xmodule/xmodule/open_ended_image_submission.py
@@ -40,7 +40,7 @@ ALLOWABLE_IMAGE_SUFFIXES = [
 ]
 
 #Maximum allowed dimensions (x and y) for an uploaded image
-MAX_ALLOWED_IMAGE_DIM = 1000
+MAX_ALLOWED_IMAGE_DIM = 1500
 
 #Dimensions to which image is resized before it is evaluated for color count, etc
 MAX_IMAGE_DIM = 150