diff --git a/pkgs/development/libraries/caf/default.nix b/pkgs/development/libraries/caf/default.nix
index 7f4f32bbd75d..753dda572d4c 100644
--- a/pkgs/development/libraries/caf/default.nix
+++ b/pkgs/development/libraries/caf/default.nix
@@ -19,7 +19,9 @@ stdenv.mkDerivation rec {
     "-DCAF_ENABLE_EXAMPLES:BOOL=OFF"
   ];
 
-  doCheck = true;
+  env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.isDarwin "-faligned-allocation";
+
+  doCheck = !stdenv.isDarwin;
   checkTarget = "test";
 
   meta = with lib; {