diff --git a/pkgs/misc/ghostscript/default.nix b/pkgs/misc/ghostscript/default.nix
index ddd51f73f79..c29f7c4456f 100644
--- a/pkgs/misc/ghostscript/default.nix
+++ b/pkgs/misc/ghostscript/default.nix
@@ -89,7 +89,11 @@ stdenv.mkDerivation rec {
 
   doCheck = true;
 
+  preBuild = "make so";
+
   postInstall = ''
+    make soinstall
+
     for i in $fonts; do
       (cd $out/share/ghostscript && tar xvfz $i)
     done