diff --git a/colab/demo.ipynb b/colab/demo.ipynb
index 1a4602ab1..bbb3557ab 100644
--- a/colab/demo.ipynb
+++ b/colab/demo.ipynb
@@ -77,6 +77,7 @@
     "!apt-get install python3-pip\n",
     "!python3 -m pip install --upgrade pip --user\n",
     "!sudo apt remove python3-blinker\n",
+    "!pip install --force-reinstall \"numpy<2.0.0\""
    ]
   },
   {