diff --git a/pkgs/by-name/ic/iconnamingutils/package.nix b/pkgs/by-name/ic/iconnamingutils/package.nix
index ff242e85a2e5..66b8a239e97a 100644
--- a/pkgs/by-name/ic/iconnamingutils/package.nix
+++ b/pkgs/by-name/ic/iconnamingutils/package.nix
@@ -15,11 +15,16 @@ stdenv.mkDerivation (finalAttrs: {
     sha256 = "071fj2jm5kydlz02ic5sylhmw6h2p3cgrm3gwdfabinqkqcv4jh4";
   };
 
-  buildInputs = [
-    librsvg
+  nativeBuildInputs = [
     (perl.withPackages (p: [ p.XMLSimple ]))
   ];
 
+  buildInputs = [
+    librsvg
+  ];
+
+  strictDeps = true;
+
   meta = {
     homepage = "https://tango.freedesktop.org/Standard_Icon_Naming_Specification";
     platforms = with lib.platforms; linux ++ darwin;