diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index 5e77fbdea..22b5c63fe 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,7 @@
+2012-11-23  Alan Modra  <amodra@gmail.com>
+
+	* ppc.h (ppc_parse_cpu): Update prototype.
+
 2012-10-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
 	* hppa.h (pa_opcodes): Use "cX" completer instead of "cx" in fstqx
diff --git a/include/opcode/ppc.h b/include/opcode/ppc.h
index 2e789d6ff..e57b118b0 100644
--- a/include/opcode/ppc.h
+++ b/include/opcode/ppc.h
@@ -400,6 +400,6 @@ struct powerpc_macro
 extern const struct powerpc_macro powerpc_macros[];
 extern const int powerpc_num_macros;
 
-extern ppc_cpu_t ppc_parse_cpu (ppc_cpu_t, const char *);
+extern ppc_cpu_t ppc_parse_cpu (ppc_cpu_t, ppc_cpu_t *, const char *);
 
 #endif /* PPC_H */