diff --git a/blkmaker_jansson.c b/blkmaker_jansson.c
index 299045f..14e80c9 100644
--- a/blkmaker_jansson.c
+++ b/blkmaker_jansson.c
@@ -319,7 +319,8 @@ void my_bin2hex(char *out, const void *data, size_t datasz) {
 json_t *blkmk_submit_jansson(blktemplate_t *tmpl, const unsigned char *data, unsigned int dataid, blknonce_t nonce) {
 	unsigned char blk[80 + 8 + 1000000];
 	memcpy(blk, data, 76);
-	*(uint32_t*)(&blk[76]) = htonl(nonce);
+	nonce = htonl(nonce);
+	memcpy(&blk[76], &nonce, 4);
 	size_t offs = 80;
 	
 	if (!(tmpl->mutations & BMAb_TRUNCATE && !dataid))