diff --git a/pkgs/development/libraries/libjxl/default.nix b/pkgs/development/libraries/libjxl/default.nix
index 828090875e86..fa5b53bd4485 100644
--- a/pkgs/development/libraries/libjxl/default.nix
+++ b/pkgs/development/libraries/libjxl/default.nix
@@ -108,7 +108,9 @@ stdenv.mkDerivation rec {
   # LD_LIBRARY_PATH setting errors with:
   #     /build/source/build/tools/tests/libjxl_test: error while loading shared libraries: libjxl.so.0
   # The required file is in the build directory (`$PWD`).
-  preCheck = ''
+  preCheck = if stdenv.isDarwin then ''
+    export DYLD_LIBRARY_PATH=$DYLD_LIBRARY_PATH''${DYLD_LIBRARY_PATH:+:}$PWD
+  '' else ''
     export LD_LIBRARY_PATH=$LD_LIBRARY_PATH''${LD_LIBRARY_PATH:+:}$PWD
   '';