diff --git a/matcher/imap/imap.go b/matcher/imap/imap.go
index b7f997a..2d04155 100644
--- a/matcher/imap/imap.go
+++ b/matcher/imap/imap.go
@@ -69,7 +69,7 @@ func (i *IMAPMatcher) IsNoResponse(index int) bool {
 }
 
 func (i *IMAPMatcher) IsPrePacket() bool {
-	return true
+	return false
 }
 
 func NewIMAPMatcher() *IMAPMatcher {