diff --git a/common/cmd_echo.c b/common/cmd_echo.c
index 1e499fb..52123fe 100644
--- a/common/cmd_echo.c
+++ b/common/cmd_echo.c
@@ -24,7 +24,7 @@
 #include <common.h>
 #include <command.h>
 
-int do_echo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_echo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	int i;
 	int putnl = 1;