From 62083ec64d0e42568952b3f10dd335533fce911e Mon Sep 17 00:00:00 2001
From: Ashish SHUKLA <ashish.is@lostca.se>
Date: Wed, 8 Oct 2025 15:07:03 +0200
Subject: [PATCH] libsignal-protocol-c: fix build with cmake 4

---
 pkgs/by-name/li/libsignal-protocol-c/package.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/by-name/li/libsignal-protocol-c/package.nix b/pkgs/by-name/li/libsignal-protocol-c/package.nix
index 7cfa79b425aa..8870cb6a44dd 100644
--- a/pkgs/by-name/li/libsignal-protocol-c/package.nix
+++ b/pkgs/by-name/li/libsignal-protocol-c/package.nix
@@ -21,7 +21,10 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ openssl ];
 
-  cmakeFlags = [ "-DBUILD_SHARED_LIBS=ON" ];
+  cmakeFlags = [
+    "-DBUILD_SHARED_LIBS=ON"
+    "-DCMAKE_POLICY_VERSION_MINIMUM=3.10"
+  ];
 
   outputs = [
     "out"