diff --git a/pkgs/servers/samba/4.x.nix b/pkgs/servers/samba/4.x.nix
index 8828a1ec1bfb..a0a6052ed342 100644
--- a/pkgs/servers/samba/4.x.nix
+++ b/pkgs/servers/samba/4.x.nix
@@ -277,6 +277,8 @@ stdenv.mkDerivation (finalAttrs: {
 
   strictDeps = true;
 
+  hardeningDisable = [ "strictflexarrays1" ];
+
   preBuild = ''
     export MAKEFLAGS="-j $NIX_BUILD_CORES"
   '';