diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8b3bfbd4929..7fd9460302f 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2013-04-19  Pedro Alves  <palves@redhat.com>
+
+	* common/agent.c (agent_run_command): Add cast to gdb_byte *.
+
 2013-04-19  Pedro Alves  <palves@redhat.com>
 
 	* remote.c (remote_write_bytes_aux, compare_sections_command)
diff --git a/gdb/common/agent.c b/gdb/common/agent.c
index 632310d72fb..f7bedc2c874 100644
--- a/gdb/common/agent.c
+++ b/gdb/common/agent.c
@@ -218,7 +218,8 @@ agent_run_command (int pid, const char *cmd, int len)
   int ret = write_inferior_memory (ipa_sym_addrs.addr_cmd_buf,
 				   (const unsigned char *) cmd, len);
 #else
-  int ret = target_write_memory (ipa_sym_addrs.addr_cmd_buf, cmd, len);
+  int ret = target_write_memory (ipa_sym_addrs.addr_cmd_buf,
+				 (gdb_byte *) cmd, len);
 #endif
 
   if (ret != 0)