diff --git a/board/qca/arm/common/cmd_bootqca.c b/board/qca/arm/common/cmd_bootqca.c
index 9e51bb121d..81d8d9e5a9 100644
--- a/board/qca/arm/common/cmd_bootqca.c
+++ b/board/qca/arm/common/cmd_bootqca.c
@@ -356,7 +356,7 @@ int config_select(unsigned int addr, char *rcmd, int rcmd_size)
 
 	if (config) {
 		printf("Manual device tree config selected!\n");
-		snprintf(dtb_config_name, sizeof(dtb_config_name), config);
+		strlcpy(dtb_config_name, config, sizeof(dtb_config_name));
 	} else {
 		config = fdt_getprop(gd->fdt_blob, 0, "config_name", NULL);