diff --git a/CMakeLists.txt b/CMakeLists.txt
index a95a8e5..62b4f22 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -96,6 +96,24 @@ include(${PROJECT_SOURCE_DIR}/cmake/AddFormatTargets.cmake)
 
 # Find ibverbs and libnuma
 find_package(IBVerbs)
+
+# Check if IBV_ACCESS_RELAXED_ORDERING exists in infiniband/verbs.h
+# Disable use of this symbol in mscclpp/src/ib.cc if it does not exist
+if(IBVERBS_FOUND)
+  try_compile(HAS_IBV_ACCESS_RELAXED_ORDERING
+    ${CMAKE_BINARY_DIR}
+    "${EXT_SOURCE}/check_ibv_access_relaxed_ordering.cc"
+    CMAKE_FLAGS "-DINCLUDE_DIRECTORIES=${IBVERBS_INCLUDE_DIRS}"
+    OUTPUT_VARIABLE try_compile_output
+  )
+  message(STATUS "try_compile_output: ${try_compile_output}")
+  if(NOT HAS_IBV_ACCESS_RELAXED_ORDERING)
+    message(WARNING "IBV_ACCESS_RELAXED_ORDERING does not exist in ${IBVERBS_INCLUDE_DIRS}/infiniband/verbs.h. Disabling this symbol in mscclpp/src/ib.cc.")
+  else()
+    message(STATUS "IBV_ACCESS_RELAXED_ORDERING exists in ${IBVERBS_INCLUDE_DIRS}/infiniband/verbs.h.")
+  endif()
+endif()
+
 find_package(NUMA REQUIRED)
 find_package(Threads REQUIRED)
 
diff --git a/src/ib.cc b/src/ib.cc
index d9d72d1..bddd4a8 100644
--- a/src/ib.cc
+++ b/src/ib.cc
@@ -48,9 +48,17 @@ IbMr::IbMr(ibv_pd* pd, void* buff, std::size_t size) : buff(buff) {
   }
   uintptr_t addr = reinterpret_cast<uintptr_t>(buff) & -pageSize;
   std::size_t pages = (size + (reinterpret_cast<uintptr_t>(buff) - addr) + pageSize - 1) / pageSize;
+
+#if defined(HAS_IBV_ACCESS_RELAXED_ORDERING)
   this->mr = IBVerbs::ibv_reg_mr2(pd, reinterpret_cast<void*>(addr), pages * pageSize,
                                   IBV_ACCESS_LOCAL_WRITE | IBV_ACCESS_REMOTE_WRITE | IBV_ACCESS_REMOTE_READ |
                                       IBV_ACCESS_RELAXED_ORDERING | IBV_ACCESS_REMOTE_ATOMIC);
+#else
+  this->mr = IBVerbs::ibv_reg_mr2(pd, reinterpret_cast<void*>(addr), pages * pageSize,
+                                  IBV_ACCESS_LOCAL_WRITE | IBV_ACCESS_REMOTE_WRITE | IBV_ACCESS_REMOTE_READ |
+                                      IBV_ACCESS_REMOTE_ATOMIC);
+#endif
+
   if (this->mr == nullptr) {
     std::stringstream err;
     err << "ibv_reg_mr failed (errno " << errno << ")";