diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index fab6f88..37f4dde 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -72,7 +72,6 @@ jobs:
     strategy:
       matrix:
         go:
-        - 1.15
         - 1.16
         - 1.17
         - 1.18
diff --git a/go.mod b/go.mod
index ff8269c..144b7eb 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/heetch/avro
 
-go 1.15
+go 1.16
 
 require (
 	github.com/actgardner/gogen-avro/v10 v10.2.1