diff --git a/go.mod b/go.mod
index 86692041a43d22f8e7c8fa20553b61430d874a12..ec3bca692e8dd951aa7793094148c82db8b40ddd 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module git.autistici.org/ai3/tools/reports-collector
 
-go 1.15
+go 1.20
 
 require (
 	github.com/chrj/smtpd v0.3.1