diff --git a/src/arch/x86/interrupts.cc b/src/arch/x86/interrupts.cc
index a16ea5360..4f7753703 100644
--- a/src/arch/x86/interrupts.cc
+++ b/src/arch/x86/interrupts.cc
@@ -281,6 +281,7 @@ X86ISA::Interrupts::requestInterrupt(uint8_t vector,
             initVector = vector;
         }
     } 
+    cpu->wakeup();
 }
 
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