diff --git a/lib/libc/regex/regcomp.c b/lib/libc/regex/regcomp.c
index 2da50666b5d..2f2d827ba83 100644
--- a/lib/libc/regex/regcomp.c
+++ b/lib/libc/regex/regcomp.c
@@ -1726,13 +1726,13 @@ computematchjumps(struct parse *p, struct re_guts *g)
 	if (p->error != 0)
 		return;
 
-	pmatches = (int*) malloc(g->mlen * sizeof(unsigned int));
+	pmatches = (int*) malloc(g->mlen * sizeof(int));
 	if (pmatches == NULL) {
 		g->matchjump = NULL;
 		return;
 	}
 
-	g->matchjump = (int*) malloc(g->mlen * sizeof(unsigned int));
+	g->matchjump = (int*) malloc(g->mlen * sizeof(int));
 	if (g->matchjump == NULL) {	/* Not a fatal error */
 		free(pmatches);
 		return;