diff --git a/requirements.txt b/requirements.txt
index 9459a0b..6364cf1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 web3==5.7.0
-vyper==0.3.0
+vyper==0.3.9
 py-solc-x==0.8.1
\ No newline at end of file