diff --git a/README.md b/README.md
index dff5c51..da836e8 100644
--- a/README.md
+++ b/README.md
@@ -173,7 +173,7 @@ It supports [SARIF](https://sarifweb.azurewebsites.net/) (Static Analysis Result
 ```shell
 $ cat fmts/testdata/sbt.in | errorformat -name=sbt -w=sarif
 {
-  "$schema": "http://json.schemastore.org/sarif-2.1.0-rtm.4",
+  "$schema": "https://docs.oasis-open.org/sarif/sarif/v2.1.0/errata01/os/schemas/sarif-schema-2.1.0.json",
   "runs": [
     {
       "results": [
diff --git a/writer/sarif_test.go b/writer/sarif_test.go
index 991ec1b..a1ad434 100644
--- a/writer/sarif_test.go
+++ b/writer/sarif_test.go
@@ -10,7 +10,7 @@ func ExampleSarif() {
 	w.Flush()
 	// Output:
 	// {
-	//   "$schema": "http://json.schemastore.org/sarif-2.1.0-rtm.4",
+	//   "$schema": "https://docs.oasis-open.org/sarif/sarif/v2.1.0/errata01/os/schemas/sarif-schema-2.1.0.json",
 	//   "runs": [
 	//     {
 	//       "results": [