2 files changed, 2 insertions, 2 deletions

diff --git a/sys/ddb/db_command.c b/sys/ddb/db_command.c
index 6771abe1c210..cf3c6b77ea95 100644
--- a/sys/ddb/db_command.c
+++ b/sys/ddb/db_command.c
@@ -475,7 +475,7 @@ db_command_loop()
 
 void
 db_error(s)
-	char *s;
+	const char *s;
 {
 	if (s)
 	    db_printf("%s", s);
diff --git a/sys/ddb/ddb.h b/sys/ddb/ddb.h
index 1eb87ba0ce27..b706cc58c5b9 100644
--- a/sys/ddb/ddb.h
+++ b/sys/ddb/ddb.h
@@ -83,7 +83,7 @@ void		db_check_interrupt(void);
 void		db_clear_watchpoints(void);
 db_addr_t	db_disasm(db_addr_t loc, boolean_t altfmt);
 				/* instruction disassembler */
-void		db_error(char *s);
+void		db_error(const char *s);
 int		db_expression(db_expr_t *valuep);
 int		db_get_variable(db_expr_t *valuep);
 void		db_iprintf(const char *,...) __printflike(1, 2);