diff --git a/build.xml b/build.xml
index 2e12655916..b4cec8e708 100755
--- a/build.xml
+++ b/build.xml
@@ -45,7 +45,7 @@
         <arg value="--pretty=format:%H_%at"/>
     </exec>
     <property name="repository.revision" value=""/>
-    <property name="htsjdk-version" value="1.127"/>
+    <property name="htsjdk-version" value="1.128"/>
     <property name="htsjdk-version-file" value="htsjdk.version.properties"/>
     <property name="testng.verbosity" value="2"/>
     <property name="test.debug.port" value="5005" />  <!-- override on the command line if desired -->