diff --git a/mbcico/emsidat.c b/mbcico/emsidat.c
index becf3ead..311b025d 100644
--- a/mbcico/emsidat.c
+++ b/mbcico/emsidat.c
@@ -228,7 +228,7 @@ char *mkemsidat(int caller)
     p=xstrcat(p,flags?emsiencode(flags):(char *)"");
     p=xstrcat(p,(char *)"]}{TRX#}{[");
     tt = time(NULL);
-    sprintf(cbuf,"%08lX",mtime2sl(tt));
+    sprintf(cbuf,"%08lX", (unsigned long)mtime2sl(tt));
     p=xstrcat(p,cbuf);
     p=xstrcat(p,(char *)"]}{TZUTC}{[");
     p=xstrcat(p,gmtoffset(tt));
diff --git a/mbcico/hydra.c b/mbcico/hydra.c
index c8f9ab55..e04748a9 100644
--- a/mbcico/hydra.c
+++ b/mbcico/hydra.c
@@ -1406,7 +1406,7 @@ int hydra_batch(int role, file_list *to_send)
 			long filesize;
 			char dosname[8 + 1 + 3 + 1], *Name;
 
-			sscanf(rxbuf, "%08lx%08lx%*08x%*08x%*08x", &timestamp, &filesize);
+			sscanf(rxbuf, "%08lx%08lx%*08x%*08x%*08x",  &timestamp, &filesize);
 
 			/* convert timestamp to UNIX time */
 			orgstamp = timestamp;