diff --git a/dexlib/src/main/java/org/jf/dexlib/Code/Format/Instruction31c.java b/dexlib/src/main/java/org/jf/dexlib/Code/Format/Instruction31c.java
index 4213cea8..5eccff74 100644
--- a/dexlib/src/main/java/org/jf/dexlib/Code/Format/Instruction31c.java
+++ b/dexlib/src/main/java/org/jf/dexlib/Code/Format/Instruction31c.java
@@ -54,6 +54,10 @@ public class Instruction31c extends InstructionWithReference implements SingleRe
         super(dexFile, opcode, buffer, bufferIndex);
     }
 
+    protected int getReferencedItemIndex() {
+	return NumberUtils.decodeInt(buffer, bufferIndex + 2);
+    }
+
     public Format getFormat() {
         return Format.Format31c;
     }
diff --git a/dexlib/src/main/java/org/jf/dexlib/Code/InstructionWithReference.java b/dexlib/src/main/java/org/jf/dexlib/Code/InstructionWithReference.java
index 891411f2..63652a9e 100644
--- a/dexlib/src/main/java/org/jf/dexlib/Code/InstructionWithReference.java
+++ b/dexlib/src/main/java/org/jf/dexlib/Code/InstructionWithReference.java
@@ -43,10 +43,14 @@ public abstract class InstructionWithReference extends Instruction {
     protected InstructionWithReference(DexFile dexFile, Opcode opcode, byte[] buffer, int bufferIndex) {
         super(opcode, buffer, bufferIndex);
 
-        int itemIndex = NumberUtils.decodeUnsignedShort(buffer, bufferIndex + 2);
+        int itemIndex = getReferencedItemIndex();
         lookupReferencedItem(dexFile, opcode, itemIndex);
     }
 
+    protected int getReferencedItemIndex() {
+	return NumberUtils.decodeUnsignedShort(buffer, bufferIndex + 2);
+    }
+
     public Item getReferencedItem() {
         return referencedItem;
     }