diff --git a/include/gem5/asm/generic/m5ops.h b/include/gem5/asm/generic/m5ops.h
index 38eaeb175c..4771085d18 100644
--- a/include/gem5/asm/generic/m5ops.h
+++ b/include/gem5/asm/generic/m5ops.h
@@ -66,7 +66,7 @@
 #define M5OP_ADD_SYMBOL         0x53
 #define M5OP_PANIC              0x54
 
-#define M5OP_ANNOTATE           0x55 // deprecated annotate function
+#define M5OP_RESERVED1          0x55 // Reserved for user, used to be annotate
 #define M5OP_RESERVED2          0x56 // Reserved for user
 #define M5OP_RESERVED3          0x57 // Reserved for user
 #define M5OP_RESERVED4          0x58 // Reserved for user
diff --git a/src/sim/pseudo_inst.hh b/src/sim/pseudo_inst.hh
index be9e5bb639..6a63812dc7 100644
--- a/src/sim/pseudo_inst.hh
+++ b/src/sim/pseudo_inst.hh
@@ -234,7 +234,7 @@ pseudoInst(ThreadContext *tc, uint8_t func, uint64_t &result)
         invokeSimcall<ABI>(tc, workend);
         return true;
 
-      case M5OP_ANNOTATE:
+      case M5OP_RESERVED1:
       case M5OP_RESERVED2:
       case M5OP_RESERVED3:
       case M5OP_RESERVED4: