diff --git a/stream/mts/mpegts.go b/stream/mts/mpegts.go
index 6d51a0b0..8173d2ce 100644
--- a/stream/mts/mpegts.go
+++ b/stream/mts/mpegts.go
@@ -30,6 +30,7 @@ package mts
 
 import (
 	"errors"
+	"fmt"
 )
 
 // General mpegts packet properties.
@@ -182,7 +183,7 @@ func FindPID(d []byte, pid uint16) (pkt []byte, i int, err error) {
 			return
 		}
 	}
-	return nil, -1, errors.New(fmt.Sprintf("could not find packet with pid: %v",pid))
+	return nil, -1, errors.New(fmt.Sprintf("could not find packet with pid: %d",pid))
 }
 
 // FillPayload takes a channel and fills the packets Payload field until the