diff --git a/src/util-io.c b/src/util-io.c
index ad5b82a..731a18f 100644
--- a/src/util-io.c
+++ b/src/util-io.c
@@ -54,7 +54,7 @@ xread_with_fds(int fd, void *buf, size_t count, int **fds)
 	if (received > 0) {
 		*fds = NULL;
 
-		_cleanup_free_ int *fd_return = calloc(MAX_FDS + 1, sizeof(int));
+		_cleanup_free_ int *fd_return = xalloc(MAX_FDS + 1 * sizeof(int));
 		size_t idx = 0;
 
 		for (struct cmsghdr *hdr = CMSG_FIRSTHDR(&msg); hdr; hdr = CMSG_NXTHDR(&msg, hdr)) {
diff --git a/src/util-strings.c b/src/util-strings.c
index d013717..587e03e 100644
--- a/src/util-strings.c
+++ b/src/util-strings.c
@@ -182,7 +182,7 @@ strreplace(const char *string, const char *separator, const char *replacement)
 
 	size_t rlen = strlen(replacement);
 	size_t max = slen * max(rlen, 1);
-	char *r = calloc(max + 1, 1); /* the result, one extra for terminating \0 */
+	char *r = xalloc(max + 1); /* the result, one extra for terminating \0 */
 	char *destptr = r;
 
 	while (next) {