diff --git a/.classpath b/.classpath
index 314ec86..7db99b0 100644
--- a/.classpath
+++ b/.classpath
@@ -18,7 +18,6 @@
 	<classpathentry kind="lib" path="lib/commons-codec-1.4.jar"/>
 	<classpathentry kind="lib" path="lib/commons-collections-3.2.1.jar"/>
 	<classpathentry kind="lib" path="lib/commons-io-2.5.jar" sourcepath="lib/commons-io-2.5-src.jar"/>
-	<classpathentry kind="lib" path="lib/commons-lang3-3.4.jar" sourcepath="lib/commons-lang3-3.4-src.jar"/>
 	<classpathentry kind="lib" path="lib/commons-logging-1.1.1.jar"/>
 	<classpathentry kind="lib" path="lib/httpclient-4.5.jar"/>
 	<classpathentry kind="lib" path="lib/httpcore-4.4.1.jar"/>
@@ -39,5 +38,6 @@
 	<classpathentry kind="lib" path="lib/Logs/slf4j-log4j12-1.7.25.jar" sourcepath="lib/Logs/slf4j-log4j12-1.7.25-sources.jar"/>
 	<classpathentry kind="lib" path="lib/UnitTesting/junit-4.12.jar" sourcepath="lib/UnitTesting/junit-4.12-sources.jar"/>
 	<classpathentry kind="lib" path="lib/devinsy-strings-0.8.2.jar" sourcepath="lib/devinsy-strings-0.8.2-sources.zip"/>
+	<classpathentry kind="lib" path="lib/commons-lang3-3.8.jar" sourcepath="lib/commons-lang3-3.8-sources.jar"/>
 	<classpathentry kind="output" path="target/classes"/>
 </classpath>
diff --git a/lib/commons-lang3-3.4-javadoc.jar b/lib/commons-lang3-3.4-javadoc.jar
deleted file mode 100644
index f5c7c59..0000000
Binary files a/lib/commons-lang3-3.4-javadoc.jar and /dev/null differ
diff --git a/lib/commons-lang3-3.4-src.jar b/lib/commons-lang3-3.4-src.jar
deleted file mode 100644
index 6835050..0000000
Binary files a/lib/commons-lang3-3.4-src.jar and /dev/null differ
diff --git a/lib/commons-lang3-3.4.jar b/lib/commons-lang3-3.4.jar
deleted file mode 100644
index 8ec91d4..0000000
Binary files a/lib/commons-lang3-3.4.jar and /dev/null differ
diff --git a/lib/commons-lang3-3.8-sources.jar b/lib/commons-lang3-3.8-sources.jar
new file mode 100644
index 0000000..94c8118
Binary files /dev/null and b/lib/commons-lang3-3.8-sources.jar differ
diff --git a/lib/commons-lang3-3.8.jar b/lib/commons-lang3-3.8.jar
new file mode 100644
index 0000000..b234b3f
Binary files /dev/null and b/lib/commons-lang3-3.8.jar differ