diff --git a/src/kit/shell/src/shellWindows.c b/src/kit/shell/src/shellWindows.c
index 11c1ac34d8bc6058b33699c4d65d9d1224b88d31..87d11a3516a65e83201bf4ebe51f07e5394d5cdf 100644
--- a/src/kit/shell/src/shellWindows.c
+++ b/src/kit/shell/src/shellWindows.c
@@ -199,15 +199,19 @@ void updateBuffer(Command *cmd) {
 }
 
 int isReadyGo(Command *cmd) {
-  char total[MAX_COMMAND_SIZE];
+  char *total = malloc(MAX_COMMAND_SIZE);
   memset(total, 0, MAX_COMMAND_SIZE);
   sprintf(total, "%s%s", cmd->buffer, cmd->command);
 
   char *reg_str =
       "(^.*;\\s*$)|(^\\s*$)|(^\\s*exit\\s*$)|(^\\s*q\\s*$)|(^\\s*quit\\s*$)|(^"
       "\\s*clear\\s*$)";
-  if (regex_match(total, reg_str, REG_EXTENDED | REG_ICASE)) return 1;
+  if (regex_match(total, reg_str, REG_EXTENDED | REG_ICASE)) {
+    free(total);
+    return 1;
+  }
 
+  free(total);
   return 0;
 }