diff --git a/CHANGELOG.md b/CHANGELOG.md
index e416e10..1da151f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@
 
 ## [Unreleased]
 
+### Added
+
+- Example code – `MyPostStartupActivity`
+
 ### Removed
 
 - Example code – `MyApplicationActivationListener`
diff --git a/src/main/kotlin/org/jetbrains/plugins/template/startup/MyProjectActivity.kt b/src/main/kotlin/org/jetbrains/plugins/template/startup/MyProjectActivity.kt
new file mode 100644
index 0000000..87e9e65
--- /dev/null
+++ b/src/main/kotlin/org/jetbrains/plugins/template/startup/MyProjectActivity.kt
@@ -0,0 +1,12 @@
+package org.jetbrains.plugins.template.startup
+
+import com.intellij.openapi.diagnostic.thisLogger
+import com.intellij.openapi.project.Project
+import com.intellij.openapi.startup.ProjectActivity
+
+class MyProjectActivity : ProjectActivity {
+
+    override suspend fun execute(project: Project) {
+        thisLogger().warn("Don't forget to remove all non-needed sample code files with their corresponding registration entries in `plugin.xml`.")
+    }
+}
\ No newline at end of file
diff --git a/src/main/resources/META-INF/plugin.xml b/src/main/resources/META-INF/plugin.xml
index 910aa5c..a580663 100644
--- a/src/main/resources/META-INF/plugin.xml
+++ b/src/main/resources/META-INF/plugin.xml
@@ -10,5 +10,6 @@
 
     <extensions defaultExtensionNs="com.intellij">
         <toolWindow factoryClass="org.jetbrains.plugins.template.toolWindow.MyToolWindowFactory" id="MyToolWindow"/>
+        <postStartupActivity implementation="org.jetbrains.plugins.template.startup.MyProjectActivity" />
     </extensions>
 </idea-plugin>