diff --git a/src/wrapper/wrap_cl.hpp b/src/wrapper/wrap_cl.hpp
index cc65f93ee95da26147e4f188d52b62e9d8e9fda2..90c9a3f85c62337377d1d0c9938262979731c707 100644
--- a/src/wrapper/wrap_cl.hpp
+++ b/src/wrapper/wrap_cl.hpp
@@ -353,7 +353,7 @@ namespace pyopencl
   {
     return py::make_tuple(
         PYOPENCL_CL_VERSION >> (3*4),
-        PYOPENCL_CL_VERSION >> (1*4)
+        (PYOPENCL_CL_VERSION >> (1*4)) & 0xff
         );
   }