diff --git a/docs/manual/OptionalTasks/junit.html b/docs/manual/OptionalTasks/junit.html
index a9a968377..2da44b465 100644
--- a/docs/manual/OptionalTasks/junit.html
+++ b/docs/manual/OptionalTasks/junit.html
@@ -10,7 +10,7 @@
 <p>This task runs tests from the JUnit testing framework. The latest
 version of the framework can be found at
 <a href="http://www.junit.org">http://www.junit.org</a>.
-This task has been tested with JUnit 3.0 up to JUnit 3.8; it won't
+This task has been tested with JUnit 3.0 up to JUnit 3.8.1; it won't
 work with versions prior to JUnit 3.0.</p>
 <p><strong>Note:</strong> This task depends on external libraries not included
 in the Ant distribution.  See <a href="../install.html#librarydependencies">
diff --git a/lib/optional/README b/lib/optional/README
index 8e531f90f..2f04c1a01 100644
--- a/lib/optional/README
+++ b/lib/optional/README
@@ -1,3 +1,3 @@
-The file junit.jar is version 3.8 of JUnit, see the file LICENSE.junit
+The file junit.jar is version 3.8.1 of JUnit, see the file LICENSE.junit
 for the terms of distribution.  For more information about JUnit or
 the latest release, see <http://www.junit.org/>.
diff --git a/lib/optional/junit.jar b/lib/optional/junit.jar
index b306a63b4..674d71e89 100644
Binary files a/lib/optional/junit.jar and b/lib/optional/junit.jar differ