diff --git a/go.mod b/go.mod
index 68ba0a357..c54fd16fe 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/sigstore/fulcio
 
-go 1.19
+go 1.18
 
 require (
 	cloud.google.com/go/security v1.4.1