diff --git a/go.mod b/go.mod
index ac3fab8..e183fd2 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module prometheus-training-app
 
-go 1.15
+go 1.18
 
 require (
 	github.com/prometheus/client_golang v1.12.2