diff --git a/src/cpu/inorder/resources/mult_div_unit.cc b/src/cpu/inorder/resources/mult_div_unit.cc
index 0ff05252c0..ab00817876 100644
--- a/src/cpu/inorder/resources/mult_div_unit.cc
+++ b/src/cpu/inorder/resources/mult_div_unit.cc
@@ -299,6 +299,7 @@ MultDivUnit::exeMulDiv(int slot_num)
     }    
 
     mult_div_req->setProcessing(false);
+    cpu->wakeCPU();
 }
 
 void