diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index bad452c..d1e12aa 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -4455,6 +4455,12 @@
     public static final String EXTRA_EPHEMERAL_TOKEN = "android.intent.extra.EPHEMERAL_TOKEN";
 
     /**
+     * The action that triggered an instant application resolution.
+     * @hide
+     */
+    public static final String EXTRA_INSTANT_APP_ACTION = "android.intent.extra.INSTANT_APP_ACTION";
+
+    /**
      * The version code of the app to install components from.
      * @hide
      */
diff --git a/services/core/java/com/android/server/pm/InstantAppResolver.java b/services/core/java/com/android/server/pm/InstantAppResolver.java
index 5f54c67..e5e9a37 100644
--- a/services/core/java/com/android/server/pm/InstantAppResolver.java
+++ b/services/core/java/com/android/server/pm/InstantAppResolver.java
@@ -258,6 +258,7 @@
         if (origIntent.getData() != null) {
             intent.putExtra(Intent.EXTRA_EPHEMERAL_HOSTNAME, origIntent.getData().getHost());
         }
+        intent.putExtra(Intent.EXTRA_INSTANT_APP_ACTION, origIntent.getAction());
 
         // We have all of the data we need; just start the installer without a second phase
         if (!needsPhaseTwo) {