diff --git a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResIntBasedValue.java b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResIntBasedValue.java
index 6b68d0f1..ea3d70a8 100644
--- a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResIntBasedValue.java
+++ b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResIntBasedValue.java
@@ -20,7 +20,7 @@ package brut.androlib.res.data.value;
  * @author Matt Mastracci <matthew@mastracci.com>
  */
 public class ResIntBasedValue extends ResValue {
-    private int mRawIntValue;
+    private final int mRawIntValue;
 
     protected ResIntBasedValue(int rawIntValue) {
         mRawIntValue = rawIntValue;
diff --git a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResStringValue.java b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResStringValue.java
index 4d4ff7d9..1c3c61d6 100644
--- a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResStringValue.java
+++ b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/value/ResStringValue.java
@@ -71,5 +71,5 @@ public class ResStringValue extends ResScalarValue {
         return allDigits.matcher(val).matches() ? "\\ " + val : val;
     }
 
-    private static Pattern allDigits = Pattern.compile("\\d{9,}");
+    private static final Pattern allDigits = Pattern.compile("\\d{9,}");
 }