diff --git a/src/android/support/v4/view/EdgeEffectCompat.java b/src/android/support/v4/view/EdgeEffectCompat.java
index 4f4b5254..1067fa9e 100644
--- a/src/android/support/v4/view/EdgeEffectCompat.java
+++ b/src/android/support/v4/view/EdgeEffectCompat.java
@@ -22,6 +22,7 @@
 
 package android.support.v4.view;
 
+import android.annotation.TargetApi;
 import android.content.Context;
 import android.graphics.Canvas;
 import android.view.View;
@@ -31,6 +32,7 @@ import android.widget.EdgeEffect;
  * Wrapper around {@link EdgeEffect} for compatibility with older versions of
  * Android.
  */
+@TargetApi(14)
 public class EdgeEffectCompat {
 	/**
 	 * The wrapped EdgeEffect.
diff --git a/src/org/kreed/vanilla/CompatEq.java b/src/org/kreed/vanilla/CompatEq.java
index 0d1fd0f6..56974331 100644
--- a/src/org/kreed/vanilla/CompatEq.java
+++ b/src/org/kreed/vanilla/CompatEq.java
@@ -22,12 +22,14 @@
 
 package org.kreed.vanilla;
 
+import android.annotation.TargetApi;
 import android.media.MediaPlayer;
 import android.media.audiofx.Equalizer;
 
 /**
  * Gingerbread equalizer compatibility.
  */
+@TargetApi(9)
 public class CompatEq {
 	private final Equalizer mEq;
 
diff --git a/src/org/kreed/vanilla/CompatFroyo.java b/src/org/kreed/vanilla/CompatFroyo.java
index 20e883c1..0c18d7e8 100644
--- a/src/org/kreed/vanilla/CompatFroyo.java
+++ b/src/org/kreed/vanilla/CompatFroyo.java
@@ -22,6 +22,7 @@
 
 package org.kreed.vanilla;
 
+import android.annotation.TargetApi;
 import android.app.backup.BackupManager;
 import android.content.ComponentName;
 import android.content.Context;
@@ -32,6 +33,7 @@ import android.view.ViewConfiguration;
 /**
  * Framework methods only in Froyo or above go here.
  */
+@TargetApi(8)
 public class CompatFroyo implements AudioManager.OnAudioFocusChangeListener {
 	/**
 	 * Instance of the audio focus listener created by {@link #createAudioFocus()}.
diff --git a/src/org/kreed/vanilla/CompatHoneycomb.java b/src/org/kreed/vanilla/CompatHoneycomb.java
index cd713bd8..d25a96b7 100644
--- a/src/org/kreed/vanilla/CompatHoneycomb.java
+++ b/src/org/kreed/vanilla/CompatHoneycomb.java
@@ -22,6 +22,7 @@
 
 package org.kreed.vanilla;
 
+import android.annotation.TargetApi;
 import android.app.ActionBar;
 import android.app.ActionBar.Tab;
 import android.app.Activity;
@@ -36,6 +37,7 @@ import android.widget.ListView;
 /**
  * Framework methods only in Honeycomb or above go here.
  */
+@TargetApi(11)
 public class CompatHoneycomb {
 	/**
 	 * Add ActionBar tabs for LibraryActivity.
diff --git a/src/org/kreed/vanilla/CompatIcs.java b/src/org/kreed/vanilla/CompatIcs.java
index 00ffd8c6..3cabc4cd 100644
--- a/src/org/kreed/vanilla/CompatIcs.java
+++ b/src/org/kreed/vanilla/CompatIcs.java
@@ -22,6 +22,7 @@
 
 package org.kreed.vanilla;
 
+import android.annotation.TargetApi;
 import android.app.PendingIntent;
 import android.content.ComponentName;
 import android.content.Context;
@@ -34,6 +35,7 @@ import android.media.RemoteControlClient;
 /**
  * Framework methods only in ICS or above go here.
  */
+@TargetApi(14)
 public class CompatIcs {
 	/**
 	 * Used with updateRemote method.
diff --git a/src/org/kreed/vanilla/CompatMetadata.java b/src/org/kreed/vanilla/CompatMetadata.java
index 2e70aa14..67da4933 100644
--- a/src/org/kreed/vanilla/CompatMetadata.java
+++ b/src/org/kreed/vanilla/CompatMetadata.java
@@ -22,12 +22,14 @@
 
 package org.kreed.vanilla;
 
+import android.annotation.TargetApi;
 import android.media.MediaMetadataRetriever;
 
 /**
  * Wrapper around MediaMetadataRetriever to allow compatibility with older
  * versions of Android.
  */
+@TargetApi(10)
 public class CompatMetadata {
 	/**
 	 * The wrapped MediaMetadataRetriever instance.
diff --git a/src/org/kreed/vanilla/PreferencesBackupAgent.java b/src/org/kreed/vanilla/PreferencesBackupAgent.java
index 6e644340..16dd68f5 100644
--- a/src/org/kreed/vanilla/PreferencesBackupAgent.java
+++ b/src/org/kreed/vanilla/PreferencesBackupAgent.java
@@ -22,12 +22,14 @@
 
 package org.kreed.vanilla;
 
+import android.annotation.TargetApi;
 import android.app.backup.BackupAgentHelper;
 import android.app.backup.SharedPreferencesBackupHelper;
 
 /**
  * Saves application preferences to the backup manager.
  */
+@TargetApi(8)
 public class PreferencesBackupAgent extends BackupAgentHelper {
 	private static final String BACKUP_KEY = "prefs";