diff --git a/cms/envs/common.py b/cms/envs/common.py
index 26092529ff..8fe26677a7 100644
--- a/cms/envs/common.py
+++ b/cms/envs/common.py
@@ -1069,6 +1069,7 @@ DEPRECATED_BLOCK_TYPES = [
     'peergrading',
     'combinedopenended',
     'graphical_slider_tool',
+    'randomize',
 ]
 
 # Adding components in this list will disable the creation of new problems for