diff --git a/flake.nix b/flake.nix
index bbb2ea11..35358ed2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -80,6 +80,7 @@
         ] ++ self.packages.${system}.default.dlopenBuildInputs;
 
         cmakeFlags = [
+          "-DTOMATO_TOX_AV=OFF"
           "-DTOMATO_ASAN=OFF"
           "-DCMAKE_BUILD_TYPE=RelWithDebInfo"
           #"-DCMAKE_BUILD_TYPE=Debug"