diff --git a/poc/vuln-2.poc b/poc/vuln-2.poc
index eba4958dc48bffaf58c6b5738680c0efebd5f4f8..0724af2cbbe79f5962158ba33c8573ce36b6c9c1 100644
--- a/poc/vuln-2.poc
+++ b/poc/vuln-2.poc
@@ -1,2 +1,3 @@
 push 5
-store aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
\ No newline at end of file
++
+print
\ No newline at end of file
diff --git a/src/vuln-2/dc.c b/src/vuln-2/dc.c
index 86749423b3b86a28b0cfb20b85b7490d30744a34..bc2abf164b7a9fe4236d41712f3d81d6bc4f7bec 100644
--- a/src/vuln-2/dc.c
+++ b/src/vuln-2/dc.c
@@ -72,14 +72,7 @@ static void node_print(const node_t *p){
 static node_t *node_new(const char *varname, const value_t value){
   node_t *new = malloc(sizeof(node_t));
   assert(new != NULL && "new: malloc failed");
-  //new->varname = strdup(varname);
-
-  /*---- vuln-2 ----*/
-  unsigned int count = 0;
-  while (varname[count++] != '\0');
-  new->varname = (char *)malloc((count-1) * sizeof(char));
-  new->varname = memcpy(new->varname, varname, count);
-
+  new->varname = strdup(varname);
   assert(new->varname != NULL && "new: strdup varname failed");
   new->value = value;
   new->left = NULL;