diff --git a/flang/lib/Semantics/check-omp-structure.cpp b/flang/lib/Semantics/check-omp-structure.cpp
index ada5d9257fb5a..98b367d686f11 100644
--- a/flang/lib/Semantics/check-omp-structure.cpp
+++ b/flang/lib/Semantics/check-omp-structure.cpp
@@ -1885,6 +1885,7 @@ CHECK_REQ_SCALAR_INT_CLAUSE(Grainsize, OMPC_grainsize)
 CHECK_REQ_SCALAR_INT_CLAUSE(NumTasks, OMPC_num_tasks)
 CHECK_REQ_SCALAR_INT_CLAUSE(NumTeams, OMPC_num_teams)
 CHECK_REQ_SCALAR_INT_CLAUSE(NumThreads, OMPC_num_threads)
+CHECK_REQ_SCALAR_INT_CLAUSE(OmpxDynCgroupMem, OMPC_ompx_dyn_cgroup_mem)
 CHECK_REQ_SCALAR_INT_CLAUSE(Priority, OMPC_priority)
 CHECK_REQ_SCALAR_INT_CLAUSE(ThreadLimit, OMPC_thread_limit)
 
diff --git a/llvm/include/llvm/Frontend/OpenMP/OMP.td b/llvm/include/llvm/Frontend/OpenMP/OMP.td
index 7b55acda4b5f8..9f732e8c61341 100644
--- a/llvm/include/llvm/Frontend/OpenMP/OMP.td
+++ b/llvm/include/llvm/Frontend/OpenMP/OMP.td
@@ -438,6 +438,7 @@ def OMPC_Bind : Clause<"bind"> {
 
 def OMPC_OMPX_DynCGroupMem : Clause<"ompx_dyn_cgroup_mem"> {
   let clangClass = "OMPXDynCGroupMemClause";
+  let flangClass = "ScalarIntExpr";
 }
 
 //===----------------------------------------------------------------------===//