diff --git a/build.xml b/build.xml
index 0ef2fa95..b0f04d30 100644
--- a/build.xml
+++ b/build.xml
@@ -13,7 +13,7 @@
 	<property name="lwjgl.docs" 			location="doc" />
 	<property name="lwjgl.temp" 			location="temp" />
 	<property name="lwjgl.res" 				location="res" />
-	<property name="lwjgl.version" 			value="2.0" />
+	<property name="lwjgl.version" 			value="2.0a" />
 
 	<property name="opengl-template-pattern" value="org/lwjgl/opengl/GL*.java,org/lwjgl/opengl/ARB*.java,org/lwjgl/opengl/ATI*.java,org/lwjgl/opengl/EXT*.java,org/lwjgl/opengl/NV*.java,org/lwjgl/opengl/HP*.java,org/lwjgl/opengl/IBM*.java,org/lwjgl/opengl/SUN*.java,org/lwjgl/opengl/SGIS*.java"/>
 	<!-- ================================================================== -->
diff --git a/src/java/org/lwjgl/Sys.java b/src/java/org/lwjgl/Sys.java
index f3edbaec..1fc6dc53 100644
--- a/src/java/org/lwjgl/Sys.java
+++ b/src/java/org/lwjgl/Sys.java
@@ -54,7 +54,7 @@ public final class Sys {
 	private static final String JNI_LIBRARY_NAME = "lwjgl";
 
 	/** Current version of library */
-	private static final String VERSION = "2.0";
+	private static final String VERSION = "2.0a";
 
 	/** Current version of the JNI library */
 	static final int JNI_VERSION = 12;