diff --git a/examples/client_test.cpp b/examples/client_test.cpp
index 6bf5c0741..ba1a26643 100644
--- a/examples/client_test.cpp
+++ b/examples/client_test.cpp
@@ -1361,7 +1361,7 @@ int main(int argc, char* argv[])
 		out += str;
 
 		snprintf(str, sizeof(str), "==== waste: %s fail: %s unchoked: %d / %d "
-			"bw queues: %8d (%d) | %8d (%d) cache: w: %"PRId64"%% r: %lld%% size: %s (%s) / %s dq: %"PRId64" ===\n"
+			"bw queues: %8d (%d) | %8d (%d) cache: w: %"PRId64"%% r: %"PRId64"%% size: %s (%s) / %s dq: %"PRId64" ===\n"
 			, add_suffix(sess_stat.total_redundant_bytes).c_str()
 			, add_suffix(sess_stat.total_failed_bytes).c_str()
 			, sess_stat.num_unchoked, sess_stat.allowed_upload_slots
diff --git a/src/http_tracker_connection.cpp b/src/http_tracker_connection.cpp
index 88eb7f98e..aff077fe6 100644
--- a/src/http_tracker_connection.cpp
+++ b/src/http_tracker_connection.cpp
@@ -136,8 +136,8 @@ namespace libtorrent
 		if (tracker_req().kind == tracker_request::announce_request)
 		{
 			char str[1024];
-			snprintf(str, sizeof(str), "&peer_id=%s&port=%d&uploaded=%lld"
-				"&downloaded=%lld&left=%lld&compact=1&numwant=%d&key=%x&no_peer_id=1"
+			snprintf(str, sizeof(str), "&peer_id=%s&port=%d&uploaded=%"PRId64
+				"&downloaded=%"PRId64"&left=%"PRId64"&compact=1&numwant=%d&key=%x&no_peer_id=1"
 				, escape_string((const char*)&tracker_req().pid[0], 20).c_str()
 				// the i2p tracker seems to verify that the port is not 0,
 				// even though it ignores it otherwise