diff --git a/go.mod b/go.mod
index 3634749..712b9ca 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/multiformats/go-multibase
 
-go 1.18
+go 1.19
 
 require (
 	github.com/mr-tron/base58 v1.1.0