diff --git a/docs/extras/guides/expression_language/interface.ipynb b/docs/extras/guides/expression_language/interface.ipynb
index 2bd04374a2d..d263805bd9f 100644
--- a/docs/extras/guides/expression_language/interface.ipynb
+++ b/docs/extras/guides/expression_language/interface.ipynb
@@ -108,7 +108,7 @@
    ],
    "source": [
     "for s in chain.stream({\"topic\": \"bears\"}):\n",
-    "    print(s.content, end=\"\")"
+    "    print(s.content, end=\"\", flush=True)"
    ]
   },
   {
@@ -196,7 +196,7 @@
    ],
    "source": [
     "async for s in chain.astream({\"topic\": \"bears\"}):\n",
-    "    print(s.content, end=\"\")"
+    "    print(s.content, end=\"\", flush=True)"
    ]
   },
   {