diff --git a/projects/clr/rocclr/runtime/device/device.hpp b/projects/clr/rocclr/runtime/device/device.hpp
index 4651663ed8..8d3ed27d1f 100644
--- a/projects/clr/rocclr/runtime/device/device.hpp
+++ b/projects/clr/rocclr/runtime/device/device.hpp
@@ -146,7 +146,7 @@ OclExtensionsString[] = {
     "cl_amd_bus_addressable_memory ",
     "cl_amd_c11_atomics ",
     "cl_khr_spir ",
-    "",
+    "cl_khr_subgroups ",
     "cl_khr_gl_event ",
     NULL
 };