diff --git a/res/res_agi.c b/res/res_agi.c
index 5fcfdb8783..f91cb7ca0c 100644
--- a/res/res_agi.c
+++ b/res/res_agi.c
@@ -1619,6 +1619,7 @@ static int handle_dbget(struct ast_channel *chan, AGI *agi, int argc, char **arg
 
 	do {
 		res = ast_db_get(argv[2], argv[3], buf->str, buf->len);
+		buf->used = strlen(buf->str);
 		if (buf->used < buf->len - 1) {
 			break;
 		}