diff --git a/go.mod b/go.mod
index 1c94232..7d78bf2 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module github.com/andybalholm/brotli
 
-go 1.12
+go 1.18
 
 retract v1.0.1 // occasional panics and data corruption