diff --git a/main.go b/main.go
index 51eb452..5987f54 100644
--- a/main.go
+++ b/main.go
@@ -57,6 +57,9 @@ func processCommand(plugin Plugin, command string) error {
 	}
 	if command[0] == 't' {
 		text := command[1:]
+		// normalize line endings
+		text = strings.Replace(text, "\r\n", "\n", -1)
+		text = strings.Replace(text, "\r", "\n", -1)
 		if !utf8.ValidString(text) {
 			return errors.New("invalid utf-8")
 		}