diff --git a/bin/guacctl b/bin/guacctl
index 27cac2eb..6749ec0c 100755
--- a/bin/guacctl
+++ b/bin/guacctl
@@ -90,7 +90,7 @@ send_open_pipe_stream() {
 ## terminal emulator
 ##
 send_close_pipe_stream() {
-    printf "\033]482203\007"
+    printf "\033]482203;\007"
 }
 
 ##