diff --git a/README.md b/README.md
index 46f0b34..e1923fc 100644
--- a/README.md
+++ b/README.md
@@ -299,7 +299,7 @@ Set a number on the notification.
 Not yet implemented.
 
 **ongoing (`boolean`)**
-Not yet implemented.
+If set to true, the user will not be able to remove the notification. Defaults to `false`.
 
 **category (`string`)**
 Set the notification category, e.g.: `alarm`, `call`, `email`, `event`, `progress`, `reminder`, `social`. It may be used by the Android system for ranking and filtering.
diff --git a/android/src/main/java/io/neson/react/notification/Notification.java b/android/src/main/java/io/neson/react/notification/Notification.java
index 66a2f38..452abe2 100644
--- a/android/src/main/java/io/neson/react/notification/Notification.java
+++ b/android/src/main/java/io/neson/react/notification/Notification.java
@@ -126,6 +126,7 @@ public android.app.Notification build() {
             .setContentText(attributes.message)
             .setSmallIcon(context.getResources().getIdentifier(attributes.smallIcon, "mipmap", context.getPackageName()))
             .setAutoCancel(attributes.autoClear)
+            .setOngoing(attributes.ongoing)
             .setContentIntent(getContentIntent());
 
 
diff --git a/android/src/main/java/io/neson/react/notification/NotificationAttributes.java b/android/src/main/java/io/neson/react/notification/NotificationAttributes.java
index 941288f..efbffa8 100644
--- a/android/src/main/java/io/neson/react/notification/NotificationAttributes.java
+++ b/android/src/main/java/io/neson/react/notification/NotificationAttributes.java
@@ -45,6 +45,7 @@ public class NotificationAttributes {
     public String vibrate;
     public String lights;
     public Boolean autoClear;
+    public Boolean ongoing;
     public Boolean onlyAlertOnce;
     public String tickerText;
     public Long when;
@@ -161,6 +162,8 @@ public void loadFromReadableMap(ReadableMap readableMap) {
         if (readableMap.hasKey("lights")) lights = readableMap.getString("lights");
         if (readableMap.hasKey("autoClear")) autoClear = readableMap.getBoolean("autoClear");
         else autoClear = true;
+        if (readableMap.hasKey("ongoing")) ongoing = readableMap.getBoolean("ongoing");
+        else ongoing = false;
         if (readableMap.hasKey("onlyAlertOnce")) onlyAlertOnce = readableMap.getBoolean("onlyAlertOnce");
         if (readableMap.hasKey("tickerText")) tickerText = readableMap.getString("tickerText");
         if (readableMap.hasKey("when")) when = Long.parseLong(readableMap.getString("when"));
@@ -232,6 +235,7 @@ public ReadableMap asReadableMap() {
         if (vibrate != null) writableMap.putString("vibrate", vibrate);
         if (lights != null) writableMap.putString("lights", lights);
         if (autoClear != null) writableMap.putBoolean("autoClear", autoClear);
+        if (ongoing != null) writableMap.putBoolean("ongoing", ongoing);
         if (onlyAlertOnce != null) writableMap.putBoolean("onlyAlertOnce", onlyAlertOnce);
         if (tickerText != null) writableMap.putString("tickerText", tickerText);
         if (when != null) writableMap.putString("when", Long.toString(when));
diff --git a/index.android.js b/index.android.js
index 9cf844c..e304514 100644
--- a/index.android.js
+++ b/index.android.js
@@ -112,6 +112,7 @@ function encodeNativeNotification(attributes) {
   if (!attributes.action) attributes.action = 'DEFAULT';
   if (!attributes.payload) attributes.payload = {};
   if (attributes.autoClear === undefined) attributes.autoClear = true;
+  if (attributes.ongoing === undefined) attributes.ongoing = false;
   if (attributes.tickerText === undefined) {
     if (attributes.subject) {
       attributes.tickerText = attributes.subject + ': ' + attributes.message;