diff --git a/cryptoctf.sol b/cryptoctf.sol
index 53d17bc..d297811 100644
--- a/cryptoctf.sol
+++ b/cryptoctf.sol
@@ -1,4 +1,4 @@
-pragma solidity ^0.8.7;
+pragma solidity ^0.8.17;
 
 contract CryptoCTF10 {
   enum PlayerStatus {