diff --git a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/ResTypeSpec.java b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/ResTypeSpec.java
index 4452bbc4..b486b0b6 100644
--- a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/ResTypeSpec.java
+++ b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/data/ResTypeSpec.java
@@ -30,10 +30,10 @@ public final class ResTypeSpec {
     private final ResTable mResTable;
     private final ResPackage mPackage;
 
-    private final byte mId;
+    private final int mId;
     private final int mEntryCount;
 
-    public ResTypeSpec(String name, ResTable resTable, ResPackage package_, byte id, int entryCount) {
+    public ResTypeSpec(String name, ResTable resTable, ResPackage package_, int id, int entryCount) {
         this.mName = name;
         this.mResTable = resTable;
         this.mPackage = package_;
@@ -45,7 +45,7 @@ public final class ResTypeSpec {
         return mName;
     }
 
-    public byte getId() {
+    public int getId() {
         return mId;
     }
 
diff --git a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/ARSCDecoder.java b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/ARSCDecoder.java
index f4b8eeca..0e64575b 100644
--- a/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/ARSCDecoder.java
+++ b/brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/ARSCDecoder.java
@@ -161,7 +161,7 @@ public class ARSCDecoder {
 
     private ResTypeSpec readSingleTableTypeSpec() throws AndrolibException, IOException {
         checkChunkType(Header.TYPE_SPEC_TYPE);
-        byte id = mIn.readByte();
+        int id = mIn.readUnsignedByte();
         mIn.skipBytes(3);
         int entryCount = mIn.readInt();
 
@@ -177,7 +177,7 @@ public class ARSCDecoder {
 
     private ResType readTableType() throws IOException, AndrolibException {
         checkChunkType(Header.TYPE_TYPE);
-        byte typeId = mIn.readByte();
+        int typeId = mIn.readUnsignedByte();
         if (mResTypeSpecs.containsKey(typeId)) {
             mResId = (0xff000000 & mResId) | mResTypeSpecs.get(typeId).getId() << 16;
             mTypeSpec = mResTypeSpecs.get(typeId);
@@ -502,7 +502,7 @@ public class ARSCDecoder {
     private ResType mType;
     private int mResId;
     private boolean[] mMissingResSpecs;
-    private HashMap<Byte, ResTypeSpec> mResTypeSpecs = new HashMap<>();
+    private HashMap<Integer, ResTypeSpec> mResTypeSpecs = new HashMap<>();
 
     private final static short ENTRY_FLAG_COMPLEX = 0x0001;