diff --git a/changelog.d/587.md b/changelog.d/587.md
new file mode 100644
index 000000000..a6579c2d7
--- /dev/null
+++ b/changelog.d/587.md
@@ -0,0 +1 @@
+- Suppress Python warnings at the top of the validation notebook so re-executions don't surface pandas/plotly deprecation noise in the docs build.
diff --git a/docs/book/validation/validation.ipynb b/docs/book/validation/validation.ipynb
index 2e3dc159b..b937c1c72 100644
--- a/docs/book/validation/validation.ipynb
+++ b/docs/book/validation/validation.ipynb
@@ -1789,6 +1789,9 @@
     }
    ],
    "source": [
+    "import warnings\n",
+    "warnings.filterwarnings(\"ignore\")\n",
+    "\n",
     "from policyengine_uk import Microsimulation\n",
     "\n",
     "sim = Microsimulation()\n",