diff --git a/src/vm/vm.c b/src/vm/vm.c
index bb1a78e74..b297d8477 100644
--- a/src/vm/vm.c
+++ b/src/vm/vm.c
@@ -748,7 +748,7 @@ DISPATCH();
 staticother:
 //  LOOP_OPTIM
   for(m_uint i = 0; i <= instr->m_val2; i += SZ_INT)
-    *(m_uint*)(reg+i) = *(m_uint*)(instr->m_val + i);
+    *(m_uint*)(reg+i) = *(m_uint*)((m_bit*)instr->m_val + i);
   reg += instr->m_val2;
   DISPATCH()
 dotfunc: