diff --git a/pkgs/development/libraries/libpsl/default.nix b/pkgs/development/libraries/libpsl/default.nix
index 10a12dbfa77..2af41e7785a 100644
--- a/pkgs/development/libraries/libpsl/default.nix
+++ b/pkgs/development/libraries/libpsl/default.nix
@@ -92,5 +92,6 @@ in stdenv.mkDerivation rec {
     maintainers = [ maintainers.c0bw3b ];
     mainProgram = "psl";
     platforms = platforms.unix;
+    pkgConfigModules = [ "libpsl" ];
   };
 }