diff --git a/pkgs/development/tools/xcbuild/default.nix b/pkgs/development/tools/xcbuild/default.nix
index 29325fad7243..61dd7209fc45 100644
--- a/pkgs/development/tools/xcbuild/default.nix
+++ b/pkgs/development/tools/xcbuild/default.nix
@@ -36,10 +36,15 @@ in stdenv.mkDerivation rec {
     cp -r --no-preserve=all ${linenoise} ThirdParty/linenoise
   '';
 
-  # Avoid a glibc >= 2.25 deprecation warning that gets fatal via -Werror.
   postPatch = stdenv.lib.optionalString (!stdenv.isDarwin) ''
+    # Avoid a glibc >= 2.25 deprecation warning that gets fatal via -Werror.
     sed 1i'#include <sys/sysmacros.h>' \
       -i Libraries/xcassets/Headers/xcassets/Slot/SystemVersion.h
+  '' + stdenv.lib.optionalString stdenv.isDarwin ''
+    # Apple Open Sourced LZFSE, but not libcompression, and it isn't
+    # part of an impure framework we can add
+    sed '/#define HAVE_LIBCOMPRESSION 1/d' \
+      -i Libraries/libcar/Sources/Rendition.cpp
   '';
 
   enableParallelBuilding = true;