diff --git a/backend/open_webui/utils/misc.py b/backend/open_webui/utils/misc.py
index 5e3f3c4834..21943caff8 100644
--- a/backend/open_webui/utils/misc.py
+++ b/backend/open_webui/utils/misc.py
@@ -624,14 +624,17 @@ def stream_chunks_handler(stream: aiohttp.StreamReader):
                         yield line
                     else:
                         yield b"data: {}"
+                        yield b"\n"
                 else:
                     # Normal mode: check if line exceeds limit
                     if len(line) > max_buffer_size:
                         skip_mode = True
                         yield b"data: {}"
+                        yield b"\n"
                         log.info(f"Skip mode triggered, line size: {len(line)}")
                     else:
                         yield line
+                        yield b"\n"
 
             # Save the last incomplete fragment
             buffer = lines[-1]
@@ -646,5 +649,6 @@ def stream_chunks_handler(stream: aiohttp.StreamReader):
         # Process remaining buffer data
         if buffer and not skip_mode:
             yield buffer
+            yield b"\n"
 
     return yield_safe_stream_chunks()