diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8bb4fff..0dfd920 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,7 +9,7 @@ on:
       - master
 
 env:
-  POETRY_VERSION: "1.8.4"
+  POETRY_VERSION: "2.1.1"
 
 jobs:
   cs: