diff --git a/src/lib/addons/datadog-definition.ts b/src/lib/addons/datadog-definition.ts
index b6db754d9a..96833455bd 100644
--- a/src/lib/addons/datadog-definition.ts
+++ b/src/lib/addons/datadog-definition.ts
@@ -13,6 +13,7 @@ import {
     FEATURE_METADATA_UPDATED,
     FEATURE_PROJECT_CHANGE,
     FEATURE_VARIANTS_UPDATED,
+    FEATURE_POTENTIALLY_STALE_ON,
 } from '../types/events';
 import { IAddonDefinition } from '../types/model';
 
@@ -77,6 +78,7 @@ const dataDogDefinition: IAddonDefinition = {
         FEATURE_METADATA_UPDATED,
         FEATURE_PROJECT_CHANGE,
         FEATURE_VARIANTS_UPDATED,
+        FEATURE_POTENTIALLY_STALE_ON,
     ],
     tagTypes: [
         {
diff --git a/src/lib/addons/feature-event-formatter-md.ts b/src/lib/addons/feature-event-formatter-md.ts
index a6cc4ed726..95a339ff7f 100644
--- a/src/lib/addons/feature-event-formatter-md.ts
+++ b/src/lib/addons/feature-event-formatter-md.ts
@@ -4,6 +4,7 @@ import {
     FEATURE_ENVIRONMENT_DISABLED,
     FEATURE_ENVIRONMENT_ENABLED,
     FEATURE_METADATA_UPDATED,
+    FEATURE_POTENTIALLY_STALE_ON,
     FEATURE_PROJECT_CHANGE,
     FEATURE_REVIVED,
     FEATURE_STALE_OFF,
@@ -301,6 +302,13 @@ export class FeatureEventFormatterMd implements FeatureEventFormatter {
         return `${createdBy} moved ${featureName} to ${project}`;
     }
 
+    generateFeaturePotentiallyStaleOnText(event: IEvent): string {
+        const { project, createdBy } = event;
+        const feature = this.generateFeatureLink(event);
+
+        return `${createdBy} marked feature toggle *${feature}* (in project *${project}*) as *potentially stale*.`;
+    }
+
     featureLink(event: IEvent): string {
         const { type, project = '', featureName } = event;
         if (type === FEATURE_ARCHIVED) {
@@ -354,6 +362,8 @@ export class FeatureEventFormatterMd implements FeatureEventFormatter {
                 return this.generateMetadataText(event);
             case FEATURE_PROJECT_CHANGE:
                 return this.generateProjectChangeText(event);
+            case FEATURE_POTENTIALLY_STALE_ON:
+                return this.generateFeaturePotentiallyStaleOnText(event);
             default:
                 return this.defaultText(event);
         }
diff --git a/src/lib/addons/slack-app-definition.ts b/src/lib/addons/slack-app-definition.ts
index 569bba35fd..d25b8cd6d6 100644
--- a/src/lib/addons/slack-app-definition.ts
+++ b/src/lib/addons/slack-app-definition.ts
@@ -13,6 +13,7 @@ import {
     FEATURE_METADATA_UPDATED,
     FEATURE_PROJECT_CHANGE,
     FEATURE_VARIANTS_UPDATED,
+    FEATURE_POTENTIALLY_STALE_ON,
 } from '../types/events';
 import { IAddonDefinition } from '../types/model';
 
@@ -63,6 +64,7 @@ const slackAppDefinition: IAddonDefinition = {
         FEATURE_METADATA_UPDATED,
         FEATURE_VARIANTS_UPDATED,
         FEATURE_PROJECT_CHANGE,
+        FEATURE_POTENTIALLY_STALE_ON,
     ],
     tagTypes: [
         {
diff --git a/src/lib/addons/slack-definition.ts b/src/lib/addons/slack-definition.ts
index d6b79211ec..c5e0e28f4d 100644
--- a/src/lib/addons/slack-definition.ts
+++ b/src/lib/addons/slack-definition.ts
@@ -13,6 +13,7 @@ import {
     FEATURE_METADATA_UPDATED,
     FEATURE_PROJECT_CHANGE,
     FEATURE_VARIANTS_UPDATED,
+    FEATURE_POTENTIALLY_STALE_ON,
 } from '../types/events';
 import { IAddonDefinition } from '../types/model';
 
@@ -87,6 +88,7 @@ const slackDefinition: IAddonDefinition = {
         FEATURE_METADATA_UPDATED,
         FEATURE_VARIANTS_UPDATED,
         FEATURE_PROJECT_CHANGE,
+        FEATURE_POTENTIALLY_STALE_ON,
     ],
     tagTypes: [
         {
diff --git a/src/lib/addons/teams-definition.ts b/src/lib/addons/teams-definition.ts
index b37c3a1c8b..707607ebef 100644
--- a/src/lib/addons/teams-definition.ts
+++ b/src/lib/addons/teams-definition.ts
@@ -13,6 +13,7 @@ import {
     FEATURE_METADATA_UPDATED,
     FEATURE_PROJECT_CHANGE,
     FEATURE_VARIANTS_UPDATED,
+    FEATURE_POTENTIALLY_STALE_ON,
 } from '../types/events';
 import { IAddonDefinition } from '../types/model';
 
@@ -58,6 +59,7 @@ const teamsDefinition: IAddonDefinition = {
         FEATURE_METADATA_UPDATED,
         FEATURE_VARIANTS_UPDATED,
         FEATURE_PROJECT_CHANGE,
+        FEATURE_POTENTIALLY_STALE_ON,
     ],
 };
 
diff --git a/src/lib/addons/webhook-definition.ts b/src/lib/addons/webhook-definition.ts
index f85a1f0a0a..9ee4bec4b0 100644
--- a/src/lib/addons/webhook-definition.ts
+++ b/src/lib/addons/webhook-definition.ts
@@ -24,6 +24,7 @@ import {
     CHANGE_REQUEST_CANCELLED,
     CHANGE_REQUEST_SENT_TO_REVIEW,
     CHANGE_REQUEST_APPLIED,
+    FEATURE_POTENTIALLY_STALE_ON,
 } from '../types/events';
 import { IAddonDefinition } from '../types/model';
 
@@ -117,6 +118,7 @@ const webhookDefinition: IAddonDefinition = {
         CHANGE_REQUEST_CANCELLED,
         CHANGE_REQUEST_SENT_TO_REVIEW,
         CHANGE_REQUEST_APPLIED,
+        FEATURE_POTENTIALLY_STALE_ON,
     ],
 };