diff --git a/pkgs/tools/system/acpica-tools/default.nix b/pkgs/tools/system/acpica-tools/default.nix
index b035ae04215d..4f0ab0297506 100644
--- a/pkgs/tools/system/acpica-tools/default.nix
+++ b/pkgs/tools/system/acpica-tools/default.nix
@@ -26,6 +26,9 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ bison flex ];
 
+  # We can handle stripping ourselves.
+  INSTALLFLAGS = "-m 555";
+
   installFlags = [ "PREFIX=${placeholder "out"}" ];
 
   meta = with lib; {