diff --git a/src/hotspot/share/oops/instanceKlass.cpp b/src/hotspot/share/oops/instanceKlass.cpp
index 9c5005e..1e4e17e 100644
--- a/src/hotspot/share/oops/instanceKlass.cpp
+++ b/src/hotspot/share/oops/instanceKlass.cpp
@@ -1263,7 +1263,6 @@ Klass* InstanceKlass::array_klass_impl(bool or_null, int n, TRAPS) {
     JavaThread *jt = (JavaThread *)THREAD;
     {
       // Atomic creation of array_klasses
-      MutexLocker mc(Compile_lock, THREAD);   // for vtables
       MutexLocker ma(MultiArray_lock, THREAD);
 
       // Check if update has already taken place