diff --git a/lib/libraries.properties b/lib/libraries.properties
index 940334367..5bdaee78a 100644
--- a/lib/libraries.properties
+++ b/lib/libraries.properties
@@ -31,7 +31,7 @@ m2.repo=http://repo1.maven.org/maven2/
 # Versions of different libraries. Please keep in alphabetical order, except
 # when a specific dependency forces them to be out-of-order
 ivy.version=2.4.0
-ant-antunit.version=1.3
+ant-antunit.version=1.4
 antlr.version=2.7.7
 bcel.version=6.2
 bsf.version=2.4.0
diff --git a/lib/optional/ant-antunit-1.3.jar b/lib/optional/ant-antunit-1.3.jar
deleted file mode 100644
index 34241b868..000000000
Binary files a/lib/optional/ant-antunit-1.3.jar and /dev/null differ
diff --git a/lib/optional/ant-antunit-1.4.jar b/lib/optional/ant-antunit-1.4.jar
new file mode 100644
index 000000000..9a149e9f4
Binary files /dev/null and b/lib/optional/ant-antunit-1.4.jar differ