diff --git a/pkgs/tools/system/facter/default.nix b/pkgs/tools/system/facter/default.nix
index 38ca06a6f322..a76746b86ac3 100644
--- a/pkgs/tools/system/facter/default.nix
+++ b/pkgs/tools/system/facter/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     owner = "puppetlabs";
   };
 
-  CXXFLAGS = "-fpermissive";
+  CXXFLAGS = "-fpermissive -Wno-error=catch-value";
   NIX_LDFLAGS = "-lblkid";
 
   cmakeFlags = [ "-DFACTER_RUBY=${ruby}/lib/libruby.so" ];