diff --git a/sim/ppc/std-config.h b/sim/ppc/std-config.h
index d1cd981fb62..f544285d493 100644
--- a/sim/ppc/std-config.h
+++ b/sim/ppc/std-config.h
@@ -584,7 +584,7 @@ extern int current_stdio;
 /* idecode acts as the hub of the system, everything else is imported
    into this file */
 
-#ifndef IDECOCE_INLINE
+#ifndef IDECODE_INLINE
 #define IDECODE_INLINE			INLINE_LOCALS
 #endif