diff --git a/CHANGES.txt b/CHANGES.txt
index 4ca292a..ee8220d 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -18,6 +18,17 @@
 
 Pig Change Log
 
+Trunk (unreleased changes)
+ 
+INCOMPATIBLE CHANGES
+ 
+IMPROVEMENTS
+ 
+OPTIMIZATIONS
+ 
+BUG FIXES
+
+
 Release 0.17.0
  
 INCOMPATIBLE CHANGES
diff --git a/build.xml b/build.xml
index 9255ad0..e17380f 100644
--- a/build.xml
+++ b/build.xml
@@ -38,7 +38,7 @@
     <property name="pigsmoke.pom" value="${basedir}/ivy/pigsmoke.pom" />
     <property name="pigunit.pom" value="${basedir}/ivy/pigunit.pom" />
     <property name="piggybank.pom" value="${basedir}/ivy/piggybank.pom" />
-    <property name="pig.version" value="0.17.0" />
+    <property name="pig.version" value="0.18.0" />
     <property name="pig.version.suffix" value="-SNAPSHOT" />
     <property name="version" value="${pig.version}${pig.version.suffix}" />
     <property name="final.name" value="${name}-${version}" />