diff --git a/pkgs/applications/science/chemistry/nwchem/default.nix b/pkgs/applications/science/chemistry/nwchem/default.nix
index cc80ad3c67ec0..282a53996e6b1 100644
--- a/pkgs/applications/science/chemistry/nwchem/default.nix
+++ b/pkgs/applications/science/chemistry/nwchem/default.nix
@@ -147,6 +147,9 @@ stdenv.mkDerivation rec {
     runHook postConfigure
   '';
 
+  # Required for build with gcc-14
+  env.NIX_CFLAGS_COMPILE = "-Wno-error=implicit-int";
+
   enableParallelBuilding = true;
 
   preBuild = ''