client.go   | 2 +-
 peerconn.go | 4 ++--

diff --git a/client.go b/client.go
index 9bd166106326e2963dfa4b588ba896ba9405f40c..98563227c7c86758fee2ced0a67af0e74704c09c 100644
--- a/client.go
+++ b/client.go
@@ -1037,7 +1037,7 @@ 			c.post(t.newMetadataExtensionMessage(c, pp.RejectMetadataExtensionMsgType, d["piece"], nil))
 			return nil
 		}
 		start := (1 << 14) * piece
-		c.logger.Printf("sending metadata piece %d", piece)
+		c.logger.WithDefaultLevel(log.Debug).Printf("sending metadata piece %d", piece)
 		c.post(t.newMetadataExtensionMessage(c, pp.DataMetadataExtensionMsgType, piece, t.metadataBytes[start:start+t.metadataPieceSize(piece)]))
 		return nil
 	case pp.RejectMetadataExtensionMsgType:
diff --git a/peerconn.go b/peerconn.go
index 585cd886ae441f430c2d339a8a851917e06091a4..cc8bdeb8580319332205d3f1ef0d7b369c6c56dc 100644
--- a/peerconn.go
+++ b/peerconn.go
@@ -392,7 +392,7 @@ 	}
 	if index < len(cn.metadataRequests) && cn.metadataRequests[index] {
 		return
 	}
-	cn.logger.Printf("requesting metadata piece %d", index)
+	cn.logger.WithDefaultLevel(log.Debug).Printf("requesting metadata piece %d", index)
 	cn.post(pp.Message{
 		Type:       pp.Extended,
 		ExtendedID: eID,
@@ -670,7 +670,7 @@ 			lastWrite = time.Now()
 			keepAliveTimer.Reset(keepAliveTimeout)
 		}
 		if err != nil {
-			cn.logger.Printf("error writing: %v", err)
+			cn.logger.WithDefaultLevel(log.Debug).Printf("error writing: %v", err)
 			return
 		}
 		if n != frontBuf.Len() {