diff --git a/projects/clr/rocclr/platform/command.cpp b/projects/clr/rocclr/platform/command.cpp
index 06e6153fad..d63ccf2663 100644
--- a/projects/clr/rocclr/platform/command.cpp
+++ b/projects/clr/rocclr/platform/command.cpp
@@ -412,7 +412,8 @@ NDRangeKernelCommand::NDRangeKernelCommand(HostQueue& queue, const EventWaitList
                                            uint32_t gridId, uint32_t numGrids,
                                            uint64_t prevGridSum, uint64_t allGridSum,
                                            uint32_t firstDevice, bool forceProfiling) :
-    Command(queue, CL_COMMAND_NDRANGE_KERNEL, eventWaitList, AMD_SERIALIZE_KERNEL),
+    Command(queue, CL_COMMAND_NDRANGE_KERNEL, eventWaitList, AMD_SERIALIZE_KERNEL |
+                                                            (HIP_LAUNCH_BLOCKING << 1)),
     kernel_(kernel),
     sizes_(sizes),
     sharedMemBytes_(sharedMemBytes),
diff --git a/projects/clr/rocclr/utils/flags.hpp b/projects/clr/rocclr/utils/flags.hpp
index 2c7f698bf9..1621b37e8c 100644
--- a/projects/clr/rocclr/utils/flags.hpp
+++ b/projects/clr/rocclr/utils/flags.hpp
@@ -166,6 +166,9 @@ release(uint, AMD_SERIALIZE_KERNEL, 0,                                        \
 release(uint, AMD_SERIALIZE_COPY, 0,                                          \
         "Serialize copies, 0x1 = Wait for completion before enqueue"          \
         "0x2 = Wait for completion after enqueue 0x3 = both")                 \
+release(uint, HIP_LAUNCH_BLOCKING, 0,                                         \
+        "Serialize kernel enqueue 0x1 = Wait for completion after enqueue,"   \
+        "same as AMD_SERIALIZE_KERNEL=2")                                     \
 release(bool, PAL_ALWAYS_RESIDENT, false,                                     \
         "Force memory resources to become resident at allocation time")       \
 release(uint, HIP_HOST_COHERENT, 0,                                           \