diff --git a/libappfuse/FuseBuffer.cc b/libappfuse/FuseBuffer.cc
index 1b47e0a..1eab46c 100644
--- a/libappfuse/FuseBuffer.cc
+++ b/libappfuse/FuseBuffer.cc
@@ -251,7 +251,9 @@
 void FuseBuffer::HandleNotImpl() {
   LOG(VERBOSE) << "NOTIMPL op=" << request.header.opcode << " uniq="
       << request.header.unique << " nid=" << request.header.nodeid;
-  const uint64_t unique = request.header.unique;
+  // Add volatile as a workaround for compiler issue which removes the temporary
+  // variable.
+  const volatile uint64_t unique = request.header.unique;
   response.Reset(0, -ENOSYS, unique);
 }