diff --git a/tsig.go b/tsig.go
index f465472e..39b649f3 100644
--- a/tsig.go
+++ b/tsig.go
@@ -149,10 +149,10 @@ type timerWireFmt struct {
 // TsigGenerate fills out the TSIG record attached to the message.
 // The message should contain
 // a "stub" TSIG RR with the algorithm, key name (owner name of the RR), 
-// time fudge (defaults to 300 seconds) and the current time       
-// The TSIG MAC is saved in that Tsig RR.                          
+// time fudge (defaults to 300 seconds) and the current time
+// The TSIG MAC is saved in that Tsig RR.
 // When TsigGenerate is called for the first time requestMAC is set to the empty string and
-// timersOnly is false.                                            
+// timersOnly is false.
 // If something goes wrong an error is returned, otherwise it is nil. 
 func TsigGenerate(m *Msg, secret, requestMAC string, timersOnly bool) ([]byte, string, error) {
 	if m.IsTsig() == nil {