diff --git a/pkg/server/router/tcp/postgres.go b/pkg/server/router/tcp/postgres.go
index e82ba7eb3..99a658c0e 100644
--- a/pkg/server/router/tcp/postgres.go
+++ b/pkg/server/router/tcp/postgres.go
@@ -28,7 +28,7 @@ func isPostgres(br *bufio.Reader) (bool, error) {
 		peeked, err := br.Peek(i)
 		if err != nil {
 			var opErr *net.OpError
-			if !errors.Is(err, io.EOF) && (!errors.As(err, &opErr) || opErr.Timeout()) {
+			if !errors.Is(err, io.EOF) && (!errors.As(err, &opErr) || !opErr.Timeout()) {
 				log.Error().Err(err).Msg("Error while Peeking first byte")
 			}
 			return false, err
diff --git a/pkg/server/router/tcp/router.go b/pkg/server/router/tcp/router.go
index 06ea5c223..46da18b5d 100644
--- a/pkg/server/router/tcp/router.go
+++ b/pkg/server/router/tcp/router.go
@@ -363,7 +363,7 @@ func clientHelloInfo(br *bufio.Reader) (*clientHello, error) {
 	hdr, err := br.Peek(1)
 	if err != nil {
 		var opErr *net.OpError
-		if !errors.Is(err, io.EOF) && (!errors.As(err, &opErr) || opErr.Timeout()) {
+		if !errors.Is(err, io.EOF) && (!errors.As(err, &opErr) || !opErr.Timeout()) {
 			log.Error().Err(err).Msg("Error while Peeking first byte")
 		}
 		return nil, err