diff --git a/net/9p/client.c b/net/9p/client.c
index b23a17c..a170893 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1530,7 +1530,7 @@
 
 
 	p9_debug(P9_DEBUG_9P, ">>> TREAD fid %d offset %llu %d\n",
-		   fid->fid, (long long unsigned) offset, count);
+		   fid->fid, (unsigned long long) offset, count);
 	err = 0;
 	clnt = fid->clnt;
 
@@ -1605,7 +1605,7 @@
 	struct p9_req_t *req;
 
 	p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu count %d\n",
-				fid->fid, (long long unsigned) offset, count);
+				fid->fid, (unsigned long long) offset, count);
 	err = 0;
 	clnt = fid->clnt;
 
@@ -2040,7 +2040,7 @@
 	char *dataptr;
 
 	p9_debug(P9_DEBUG_9P, ">>> TREADDIR fid %d offset %llu count %d\n",
-				fid->fid, (long long unsigned) offset, count);
+				fid->fid, (unsigned long long) offset, count);
 
 	err = 0;
 	clnt = fid->clnt;