diff --git a/core/src/main/java/com/google/bitcoin/core/VersionMessage.java b/core/src/main/java/com/google/bitcoin/core/VersionMessage.java
index 688dd24d..d2a06181 100644
--- a/core/src/main/java/com/google/bitcoin/core/VersionMessage.java
+++ b/core/src/main/java/com/google/bitcoin/core/VersionMessage.java
@@ -72,6 +72,11 @@ public class VersionMessage extends Message {
      */
     public boolean relayTxesBeforeFilter;
 
+    /** The version of this library release, as a string. */
+    public static final String BITCOINJ_VERSION = "0.7-SNAPSHOT";
+    /** The value that is prepended to the subVer field of this application. */
+    public static final String LIBRARY_SUBVER = "/BitCoinJ:" + BITCOINJ_VERSION + "/";
+
     public VersionMessage(NetworkParameters params, byte[] msg) throws ProtocolException {
         super(params, msg, 0);
     }
@@ -101,7 +106,7 @@ public class VersionMessage extends Message {
         } catch (UnknownHostException e) {
             throw new RuntimeException(e);  // Cannot happen (illegal IP length).
         }
-        subVer = "/BitCoinJ:0.7-SNAPSHOT/";
+        subVer = LIBRARY_SUBVER;
         bestHeight = newBestHeight;
         this.relayTxesBeforeFilter = relayTxesBeforeFilter;
 
diff --git a/core/src/test/java/com/google/bitcoin/core/VersionMessageTest.java b/core/src/test/java/com/google/bitcoin/core/VersionMessageTest.java
index 7154cb5d..10d9994a 100644
--- a/core/src/test/java/com/google/bitcoin/core/VersionMessageTest.java
+++ b/core/src/test/java/com/google/bitcoin/core/VersionMessageTest.java
@@ -1,10 +1,10 @@
 package com.google.bitcoin.core;
 
-import static org.junit.Assert.assertTrue;
-
 import org.junit.Test;
 import org.spongycastle.util.encoders.Hex;
 
+import static org.junit.Assert.assertTrue;
+
 public class VersionMessageTest {
     @Test
     // Test that we can decode version messages which miss data which some old nodes may not include