diff --git a/sys/boot/fdt/fdt_loader_cmd.c b/sys/boot/fdt/fdt_loader_cmd.c
index 575585172be..a8c33d75197 100644
--- a/sys/boot/fdt/fdt_loader_cmd.c
+++ b/sys/boot/fdt/fdt_loader_cmd.c
@@ -383,6 +383,8 @@ fdt_apply_overlays()
 	rv = fdt_open_into(fdtp, new_fdtp, new_fdtp_size);
 	if (rv != 0) {
 		printf("failed to open DTB blob for applying overlays\n");
+		free(new_fdtp);
+		free(overlay);
 		return;
 	}