diff --git a/test/avtest.c b/test/avtest.c
index 977c0d0..f360215 100644
--- a/test/avtest.c
+++ b/test/avtest.c
@@ -408,7 +408,7 @@
 		return AVDTP_GET_CONFIGURATION;
 	else if (!strncmp(arg, "open", 4))
 		return AVDTP_OPEN;
-	else if (!strncmp(arg, "start", 4))
+	else if (!strncmp(arg, "start", 5))
 		return AVDTP_START;
 	else
 		return atoi(arg);