X-Git-Url: http://nitlanguage.org

diff --git a/c_src/string_nit.c b/c_src/string_nit.c
index 15979dc..0159249 100644
--- a/c_src/string_nit.c
+++ b/c_src/string_nit.c
@@ -12,8 +12,9 @@
 #include "string_nit.h"
 
 // Integer to NativeString method
-char* native_int_to_s(int recv, int len){
-	char* str = malloc(len + 1);
-	sprintf(str, "%d", recv);
+char* native_int_to_s(long recv){
+	int len = snprintf(NULL, 0, "%ld", recv);
+	char* str = malloc(len);
+	sprintf(str, "%ld", recv);
 	return str;
 }