diff --git a/TracyOpenCL.hpp b/TracyOpenCL.hpp
index 8f344c91..94aa1162 100644
--- a/TracyOpenCL.hpp
+++ b/TracyOpenCL.hpp
@@ -261,7 +261,8 @@ namespace tracy {
         tracy_force_inline void SetEvent(cl_event event)
         {
             m_event = event;
-            assert(clRetainEvent(m_event) == CL_SUCCESS);
+            cl_int err = clRetainEvent(m_event);
+            assert(err == CL_SUCCESS);
             m_ctx->GetQuery(m_beginQueryId).event = m_event;
         }