diff --git a/ip/ipaddrlabel.c b/ip/ipaddrlabel.c
index 1789d9c..68a94dd 100644
--- a/ip/ipaddrlabel.c
+++ b/ip/ipaddrlabel.c
@@ -86,10 +86,10 @@
 	if (ifal->ifal_index)
 		fprintf(fp, "dev %s ", ll_index_to_name(ifal->ifal_index));
 
-	if (tb[IFAL_LABEL] && RTA_PAYLOAD(tb[IFAL_LABEL]) == sizeof(int32_t)) {
-		int32_t label;
+	if (tb[IFAL_LABEL] && RTA_PAYLOAD(tb[IFAL_LABEL]) == sizeof(uint32_t)) {
+		uint32_t label;
 		memcpy(&label, RTA_DATA(tb[IFAL_LABEL]), sizeof(label));
-		fprintf(fp, "label %d ", label);
+		fprintf(fp, "label %u ", label);
 	}
 
 	fprintf(fp, "\n");