diff --git a/dexlib/src/main/java/org/jf/dexlib/Code/Format/Instruction22t.java b/dexlib/src/main/java/org/jf/dexlib/Code/Format/Instruction22t.java
index 4a755787..2852bab5 100644
--- a/dexlib/src/main/java/org/jf/dexlib/Code/Format/Instruction22t.java
+++ b/dexlib/src/main/java/org/jf/dexlib/Code/Format/Instruction22t.java
@@ -65,7 +65,7 @@ public class Instruction22t extends Instruction implements OffsetInstruction, Tw
         assert buffer[bufferIndex] == opcode.value;
 
         regA = NumberUtils.decodeLowUnsignedNibble(buffer[bufferIndex + 1]);
-        regB = NumberUtils.decodeHighSignedNibble(buffer[bufferIndex + 1]);
+        regB = NumberUtils.decodeHighUnsignedNibble(buffer[bufferIndex + 1]);
         offset = NumberUtils.decodeShort(buffer, bufferIndex + 2);
 
         assert offset != 0;