diff --git a/kpatch-build/create-diff-object.c b/kpatch-build/create-diff-object.c
index de1a1d6..f4d34b1 100644
--- a/kpatch-build/create-diff-object.c
+++ b/kpatch-build/create-diff-object.c
@@ -1935,7 +1935,7 @@ static void kpatch_check_relocations(struct kpatch_elf *kelf)
 		list_for_each_entry(rela, &sec->relas, list) {
 			if (rela->sym->sec) {
 				sdata = rela->sym->sec->data;
-				if (rela->addend > sdata->d_size) {
+				if (rela->addend > (int)sdata->d_size) {
 					ERROR("out-of-range relocation %s+%x in %s", rela->sym->sec->name,
 							rela->addend, sec->name);
 				}