diff --git a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResBoolValue.java b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResBoolValue.java
index 13afe32e..a2dd7b85 100644
--- a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResBoolValue.java
+++ b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResBoolValue.java
@@ -19,7 +19,7 @@ package brut.androlib.res.data.value;
 /**
  * @author Ryszard Wiśniewski <brut.alll@gmail.com>
  */
-public class ResBoolValue extends ResScalarValue implements ResValuesXmlSerializable {
+public class ResBoolValue extends ResScalarValue {
     private final boolean mValue;
 
     public ResBoolValue(boolean value, String rawValue) {
diff --git a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResDimenValue.java b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResDimenValue.java
index ceaca75b..0f95db7a 100644
--- a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResDimenValue.java
+++ b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResDimenValue.java
@@ -18,9 +18,6 @@ package brut.androlib.res.data.value;
 
 import android.util.TypedValue;
 import brut.androlib.AndrolibException;
-import brut.androlib.res.data.ResResource;
-import java.io.IOException;
-import org.xmlpull.v1.XmlSerializer;
 
 /**
  * @author Ryszard Wiśniewski <brut.alll@gmail.com>
diff --git a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResEnumAttr.java b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResEnumAttr.java
index 394fb5b3..bf550d3f 100644
--- a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResEnumAttr.java
+++ b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResEnumAttr.java
@@ -21,9 +21,7 @@ import brut.androlib.res.data.ResResource;
 import brut.util.Duo;
 import java.io.IOException;
 import java.util.HashMap;
-import java.util.LinkedHashMap;
 import java.util.Map;
-import java.util.Map.Entry;
 import org.xmlpull.v1.XmlSerializer;
 
 /**
diff --git a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResIntValue.java b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResIntValue.java
index 56ccbd45..47d74f57 100644
--- a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResIntValue.java
+++ b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResIntValue.java
@@ -21,7 +21,7 @@ import brut.androlib.AndrolibException;
 /**
  * @author Ryszard Wiśniewski <brut.alll@gmail.com>
  */
-public class ResIntValue extends ResScalarValue implements ResValuesXmlSerializable {
+public class ResIntValue extends ResScalarValue {
     protected final int mValue;
 
     public ResIntValue(int value, String rawValue) {
diff --git a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResStringValue.java b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResStringValue.java
index eb6a18f6..2ac87aa6 100644
--- a/apktool-lib/src/main/java/brut/androlib/res/data/value/ResStringValue.java
+++ b/apktool-lib/src/main/java/brut/androlib/res/data/value/ResStringValue.java
@@ -16,13 +16,11 @@
 
 package brut.androlib.res.data.value;
 
-import brut.androlib.res.AndrolibResources;
 
 /**
  * @author Ryszard Wiśniewski <brut.alll@gmail.com>
  */
-public class ResStringValue extends ResScalarValue
-        implements ResValuesXmlSerializable {
+public class ResStringValue extends ResScalarValue {
 
     public ResStringValue(String value) {
         this(value, "string");
diff --git a/apktool-lib/src/main/java/brut/androlib/res/decoder/AXmlResourceParser.java b/apktool-lib/src/main/java/brut/androlib/res/decoder/AXmlResourceParser.java
index fea7132e..c31d4d3a 100644
--- a/apktool-lib/src/main/java/brut/androlib/res/decoder/AXmlResourceParser.java
+++ b/apktool-lib/src/main/java/brut/androlib/res/decoder/AXmlResourceParser.java
@@ -23,7 +23,6 @@ import java.io.Reader;
 import org.xmlpull.v1.XmlPullParserException;
 import android.util.TypedValue;
 import brut.androlib.AndrolibException;
-import brut.androlib.res.AndrolibResources;
 import brut.util.ExtDataInput;
 import com.mindprod.ledatastream.LEDataInputStream;
 import java.util.logging.Level;