diff --git a/src/c_wrapper/wrap_cl.h b/src/c_wrapper/wrap_cl.h
index cb8b42199f0edd4f3fe27faacb36c25b9af4d5f3..8b58e71bafa54a3ec57740008ba29c928bd7b79e 100644
--- a/src/c_wrapper/wrap_cl.h
+++ b/src/c_wrapper/wrap_cl.h
@@ -15,6 +15,9 @@
 
 // Mac ------------------------------------------------------------------------
 #include <OpenCL/opencl.h>
+
+#define PYOPENCL_HAVE_EVENT_SET_CALLBACK
+
 #ifdef HAVE_GL
 
 #define PYOPENCL_GL_SHARING_VERSION 1