diff --git a/ed/idlpatches/turtledove.idl.patch b/ed/idlpatches/turtledove.idl.patch
new file mode 100644
index 000000000000..6a2f0de0c4c8
--- /dev/null
+++ b/ed/idlpatches/turtledove.idl.patch
@@ -0,0 +1,32 @@
+From 8ce51859477521fe8b42e73c8e98b049dbafa644 Mon Sep 17 00:00:00 2001
+From: Francois Daoust <fd@tidoust.net>
+Date: Wed, 5 Mar 2025 15:17:58 +0100
+Subject: [PATCH] Drop contributeToHistogramOnEvent method
+
+The method is now defined in the base interface in the Private Aggregation API.
+
+Pending https://github.com/WICG/turtledove/issues/1405
+---
+ ed/idl/turtledove.idl | 6 ------
+ 1 file changed, 6 deletions(-)
+
+diff --git a/ed/idl/turtledove.idl b/ed/idl/turtledove.idl
+index 64b7ee9c6..b9f50d478 100644
+--- a/ed/idl/turtledove.idl
++++ b/ed/idl/turtledove.idl
+@@ -220,12 +220,6 @@ dictionary PAExtendedHistogramContribution {
+   bigint filteringId = 0;
+ };
+ 
+-[Exposed=InterestGroupScriptRunnerGlobalScope]
+-partial interface PrivateAggregation {
+-  undefined contributeToHistogramOnEvent(
+-      DOMString event, PAExtendedHistogramContribution contribution);
+-};
+-
+ [Exposed=InterestGroupBiddingAndScoringScriptRunnerGlobalScope]
+ interface ForDebuggingOnly {
+   undefined reportAdAuctionWin(USVString url);
+-- 
+2.37.1.windows.1
+