diff --git a/pkgs/development/libraries/apr-util/default.nix b/pkgs/development/libraries/apr-util/default.nix
index a1d63274ddff..2832bc724c84 100644
--- a/pkgs/development/libraries/apr-util/default.nix
+++ b/pkgs/development/libraries/apr-util/default.nix
@@ -37,6 +37,7 @@ stdenv.mkDerivation rec {
 
   # Give apr1 access to sed for runtime invocations
   postInstall = ''
+    substituteInPlace $out/lib/libaprutil-1.la --replace "${expat}/lib" "${expat.out}/lib"
     wrapProgram $out/bin/apu-1-config --prefix PATH : "${gnused}/bin"
   '';