diff --git a/.cirrus.yml b/.cirrus.yml
index 1b27f19..45cab03 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -1,6 +1,6 @@
 env:
   CIRRUS_CLONE_DEPTH: 1
-  GO_VERSION: go1.20
+  GO_VERSION: go1.21.3
 
 freebsd_12_task:
   freebsd_instance: