diff --git a/client/display.c b/client/display.c
index c0bfa3ad..1f37b6d6 100644
--- a/client/display.c
+++ b/client/display.c
@@ -461,6 +461,7 @@ static void readline_callback(char *prompt)
 
 	command_process_prompt(argv, argc);
 
+	l_strfreev(argv);
 done:
 	l_free(prompt);
 }