diff --git a/pkgs/by-name/op/openttd/package.nix b/pkgs/by-name/op/openttd/package.nix
index 02d2d813973d..37b38d982678 100644
--- a/pkgs/by-name/op/openttd/package.nix
+++ b/pkgs/by-name/op/openttd/package.nix
@@ -8,7 +8,6 @@
   SDL2,
   libpng,
   zlib,
-  zlib' ? zlib.override { static = true; },
   xz,
   freetype,
   fontconfig,
@@ -89,7 +88,7 @@ stdenv.mkDerivation (finalAttrs: {
     SDL2
     libpng
     xz
-    zlib'
+    zlib
     freetype
     fontconfig
     curl