diff --git a/sim/ppc/psim.c b/sim/ppc/psim.c
index c20effb6f5..a574fe7794 100644
--- a/sim/ppc/psim.c
+++ b/sim/ppc/psim.c
@@ -49,6 +49,7 @@
 
 
 #include "bfd.h"
+#include "libiberty.h"
 
 
 /* system structure, actual size of processor array determined at