diff --git a/src/test/java/org/qortal/test/common/transaction/ArbitraryTestTransaction.java b/src/test/java/org/qortal/test/common/transaction/ArbitraryTestTransaction.java
index 53cdf990..c51b0a5b 100644
--- a/src/test/java/org/qortal/test/common/transaction/ArbitraryTestTransaction.java
+++ b/src/test/java/org/qortal/test/common/transaction/ArbitraryTestTransaction.java
@@ -16,15 +16,20 @@ import org.qortal.utils.Amounts;
 public class ArbitraryTestTransaction extends TestTransaction {
 
 	public static TransactionData randomTransaction(Repository repository, PrivateKeyAccount account, boolean wantValid) throws DataException {
-		final int version = 4;
+		final int version = 5;
 		final ArbitraryTransactionData.Service service = ArbitraryTransactionData.Service.ARBITRARY_DATA;
-		final int nonce = 0; // Version 4 doesn't need a nonce
-		final int size = 0; // Version 4 doesn't need a size
-		final String name = null; // Version 4 doesn't need a name
-		final ArbitraryTransactionData.Method method = ArbitraryTransactionData.Method.PUT; // Version 4 doesn't need a method
-		final byte[] secret = null; // Version 4 doesn't need a secret
-        final ArbitraryTransactionData.Compression compression = ArbitraryTransactionData.Compression.NONE; // Version 4 doesn't use compression
-		final byte[] chunkHashes = null; // Version 4 doesn't use chunk hashes
+		final int nonce = 0;
+		final int size = 4 * 1024 * 1024;
+		final String name = "TEST";
+		final ArbitraryTransactionData.Method method = ArbitraryTransactionData.Method.PUT;
+
+		final byte[] secret = new byte[32];
+		random.nextBytes(secret);
+
+        final ArbitraryTransactionData.Compression compression = ArbitraryTransactionData.Compression.ZIP;
+
+		final byte[] chunkHashes = new byte[128];
+		random.nextBytes(chunkHashes);
 
 		byte[] data = new byte[1024];
 		random.nextBytes(data);