diff --git a/src/mem/ruby/slicc_interface/RubySlicc_ComponentMapping.hh b/src/mem/ruby/slicc_interface/RubySlicc_ComponentMapping.hh
index 82c95c4690..1858085cc6 100644
--- a/src/mem/ruby/slicc_interface/RubySlicc_ComponentMapping.hh
+++ b/src/mem/ruby/slicc_interface/RubySlicc_ComponentMapping.hh
@@ -125,7 +125,7 @@ machineIDToMachineType(MachineID machID)
 inline NodeID
 L1CacheMachIDToProcessorNum(MachineID machID)
 {
-    assert(machID.type == MachineType_L1Cache);
+    assert(machID.type == MACHINETYPE_L1CACHE_ENUM);
     return machID.num;
 }