diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index 08fccab6a5b24..aa8faf8d44745 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -5065,6 +5065,7 @@ public abstract class PackageManager {
      * which market the package came from.
      *
      * @param packageName The name of the package to query
+     * @throws IllegalArgumentException if the given package name is not installed
      */
     public abstract String getInstallerPackageName(String packageName);