diff --git a/ethereumj-core/src/main/java/org/ethereum/vm/OpCode.java b/ethereumj-core/src/main/java/org/ethereum/vm/OpCode.java
index dfead6d7..a2633d19 100644
--- a/ethereumj-core/src/main/java/org/ethereum/vm/OpCode.java
+++ b/ethereumj-core/src/main/java/org/ethereum/vm/OpCode.java
@@ -60,10 +60,10 @@ public enum OpCode {
 	OR(0x17, 2),
 	/** (0x18) Bitwise XOR operation			*/
 	XOR(0x18, 2),
-	/** (0x19) Retrieve single byte from word 	*/
-	BYTE(0x19, 2),
 	/** (0x1a) Bitwise NOT operationr			*/
-	NOT(0x1a, 1),	
+	NOT(0x19, 1),	
+	/** (0x19) Retrieve single byte from word 	*/
+	BYTE(0x1a, 2),
 
 	/*	Cryptographic Operations	*/
 
diff --git a/ethereumj-core/src/test/java/test/ethereum/jsontestsuite/GitHubVMTest.java b/ethereumj-core/src/test/java/test/ethereum/jsontestsuite/GitHubVMTest.java
index dcf8d122..f47f7e89 100644
--- a/ethereumj-core/src/test/java/test/ethereum/jsontestsuite/GitHubVMTest.java
+++ b/ethereumj-core/src/test/java/test/ethereum/jsontestsuite/GitHubVMTest.java
@@ -18,7 +18,6 @@ public class GitHubVMTest {
     }
     
     @Test // testing full suite
-    @Ignore
     public void testBitwiseLogicOperationFromGitHub() throws ParseException {
 
     	String json = JSONReader.loadJSON("VMTests/vmBitwiseLogicOperationTest.json");