diff --git a/backend/open_webui/env.py b/backend/open_webui/env.py
index 651629b950..e3c50ea8d1 100644
--- a/backend/open_webui/env.py
+++ b/backend/open_webui/env.py
@@ -561,7 +561,8 @@ else:
 ####################################
 
 ENABLE_CHAT_RESPONSE_BASE64_IMAGE_URL_CONVERSION = (
-    os.environ.get("REPLACE_IMAGE_URLS_IN_CHAT_RESPONSE", "False").lower() == "true"
+    os.environ.get("ENABLE_CHAT_RESPONSE_BASE64_IMAGE_URL_CONVERSION", "False").lower()
+    == "true"
 )
 
 CHAT_RESPONSE_STREAM_DELTA_CHUNK_SIZE = os.environ.get(