diff --git a/go.mod b/go.mod
index 43f0786e..75c8b3e8 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/grafana/alerting
 
-go 1.21
+go 1.18
 
 require (
 	github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137