diff --git a/go.mod b/go.mod
index 17a92f9..b9bcd6a 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2
 
-go 1.22
+go 1.21
 
 require (
 	github.com/aws/aws-sdk-go-v2 v1.32.2