diff --git a/openmp/libomptarget/DeviceRTL/src/Parallelism.cpp b/openmp/libomptarget/DeviceRTL/src/Parallelism.cpp
index 367c2966f10e..afb0704f2642 100644
--- a/openmp/libomptarget/DeviceRTL/src/Parallelism.cpp
+++ b/openmp/libomptarget/DeviceRTL/src/Parallelism.cpp
@@ -93,6 +93,7 @@ void __kmpc_parallel_51(IdentTy *ident, int32_t, int32_t if_expr,
 
   uint32_t NumThreads = determineNumberOfThreads(num_threads);
   if (mapping::isSPMDMode()) {
+    synchronize::threads();
     {
       state::ValueRAII ParallelTeamSizeRAII(state::ParallelTeamSize, NumThreads,
                                             1u, TId == 0);