diff --git a/src/vuln-5/dc.c b/src/vuln-5/dc.c
index 9032f5836fd848ba60f1661d8346d3eb8eb57e74..dd00dcdb7bbe7c99b1347eef758794b6cde6026b 100644
--- a/src/vuln-5/dc.c
+++ b/src/vuln-5/dc.c
@@ -75,7 +75,7 @@ static node_t *node_new(const char *varname, const value_t value){
   //new->varname = strdup(varname);
 
   /*---- vuln-5 ----*/
-  char varname_copy[1000] = {};
+  char varname_copy[1015] = {};
 
   unsigned int count = 0;
   while (varname[count] != '\0') {