diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 99a0002983..12bdbe3a63 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -5,7 +5,6 @@
 
 version: 2
 updates:
-
   # Maintain dependencies for GitHub Actions
   - package-ecosystem: "github-actions"
     # Workflow files stored in the
@@ -47,3 +46,11 @@ updates:
     directory: "testdata/project-v4"
     schedule:
       interval: "weekly"
+
+  # Maintain dependencies for go in external plugin sample
+  - package-ecosystem: "gomod"
+    directory: "docs/book/src/simple-external-plugin-tutorial/testdata/sampleexternalplugin/v1"
+    schedule:
+      interval: "weekly"
+    labels:
+      - "ok-to-test"
diff --git a/docs/book/src/simple-external-plugin-tutorial/testdata/sampleexternalplugin/v1/go.mod b/docs/book/src/simple-external-plugin-tutorial/testdata/sampleexternalplugin/v1/go.mod
index c9f770429c..76dad55595 100644
--- a/docs/book/src/simple-external-plugin-tutorial/testdata/sampleexternalplugin/v1/go.mod
+++ b/docs/book/src/simple-external-plugin-tutorial/testdata/sampleexternalplugin/v1/go.mod
@@ -1,6 +1,6 @@
 module v1
 
-go 1.19
+go 1.20
 
 require (
 	github.com/spf13/pflag v1.0.5