diff --git a/client/coral-embed-stream/src/constants/stream.js b/client/coral-embed-stream/src/constants/stream.js
index 2fe02d2ff..992767455 100644
--- a/client/coral-embed-stream/src/constants/stream.js
+++ b/client/coral-embed-stream/src/constants/stream.js
@@ -3,4 +3,4 @@ export const ADDTL_COMMENTS_ON_LOAD_MORE = 10;
 export const VIEW_ALL_COMMENTS = 'VIEW_ALL_COMMENTS';
 export const ADD_COMMENT_CLASSNAME = 'ADD_COMMENT_CLASSNAME';
 export const REMOVE_COMMENT_CLASSNAME = 'REMOVE_COMMENT_CLASSNAME';
-export const THREADING_LEVEL = 3;
+export const THREADING_LEVEL = process.env.TALK_THREADING_LEVEL;
diff --git a/webpack.config.js b/webpack.config.js
index 130ced27b..c39726882 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -112,7 +112,8 @@ const config = {
       }
     }),
     new webpack.EnvironmentPlugin({
-      'TALK_PLUGINS_JSON': '{}'
+      'TALK_PLUGINS_JSON': '{}',
+      'TALK_THREADING_LEVEL': '3'
     })
   ],
   resolveLoader: {