1 files changed, 1 insertions, 1 deletions
diff --git a/net.h b/net.h
index 5995ac3343..4011a3ef75 100644
--- a/net.h
+++ b/net.h
@@ -589,7 +589,7 @@ public:
         // We're using mapAskFor as a priority queue,
         // the key is the earliest time the request can be sent
         int64& nRequestTime = mapAlreadyAskedFor[inv];
-        printf("askfor %s  %I64d\n", inv.ToString().c_str(), nRequestTime);
+        printf("askfor %s  %"PRI64d"\n", inv.ToString().c_str(), nRequestTime);
 
         // Make sure not to reuse time indexes to keep things in the same order
         int64 nNow = (GetTime() - 1) * 1000000;