diff --git a/pkgs/by-name/li/libarchive/package.nix b/pkgs/by-name/li/libarchive/package.nix
index bf43230d9333..83360768cc45 100644
--- a/pkgs/by-name/li/libarchive/package.nix
+++ b/pkgs/by-name/li/libarchive/package.nix
@@ -123,6 +123,8 @@ stdenv.mkDerivation (finalAttrs: {
     acl
   ];
 
+  hardeningDisable = [ "strictflexarrays3" ];
+
   configureFlags = lib.optional (!xarSupport) "--without-xml2";
 
   preBuild = lib.optionalString stdenv.hostPlatform.isCygwin ''