diff --git a/build.xml b/build.xml
index d743039d..7638ee38 100644
--- a/build.xml
+++ b/build.xml
@@ -89,6 +89,14 @@
 				<include name="ehcache-version.properties" />
 			</zipfileset>
 
+			<zipfileset src="${dir.lib}/slf4j.jar">
+				<include name="org/slf4j/**" />
+			</zipfileset>
+
+			<zipfileset src="${dir.lib}/slf4j-jdk.jar">
+				<include name="org/slf4j/**" />
+			</zipfileset>
+
 			<zipfileset src="${dir.lib}/jna.jar">
 				<!-- include classes and native libraries -->
 				<include name="com/sun/jna/**" />
@@ -248,31 +256,31 @@
 	<target name="run-fatjar" depends="fatjar">
 		<java jar="${dir.dist}/fatjar/FileBot_${version}.jar" fork="true" />
 	</target>
-	
+
 	<target name="deploy">
 		<!-- ask for sourceforge password -->
 		<input message="Please enter password:" addproperty="sf.password" />
-		
+
 		<!-- create fatjar release folder -->
 		<mkdir dir="${dir.dist}/release" />
-		
+
 		<!-- copy fatjar and source -->
 		<copy todir="${dir.dist}/release/FileBot_${version}">
 			<fileset dir="${dir.dist}" includes="*-src.zip" />
 			<fileset dir="${dir.dist}/fatjar" includes="*.jar" />
 		</copy>
-		
+
 		<!-- deploy source zip first-->
 		<scp todir="rednoah,filebot:${sf.password}@web.sourceforge.net:/home/frs/project/f/fi/filebot/filebot" trust="yes">
 			<fileset dir="${dir.dist}/release" includes="**/*-src.zip" />
 		</scp>
-		
+
 		<!-- deploy fatjar afterwards so it will be the latest file release -->
 		<sleep minutes="1" />
 		<scp todir="rednoah,filebot:${sf.password}@web.sourceforge.net:/home/frs/project/f/fi/filebot/filebot" trust="yes">
-			<fileset dir="${dir.dist}/release" includes="**/*.jar"/>
+			<fileset dir="${dir.dist}/release" includes="**/*.jar" />
 		</scp>
-		
+
 		<!-- deploy webstart jars -->
 		<scp todir="rednoah,filebot:${sf.password}@web.sourceforge.net:htdocs/webstart" trust="yes">
 			<fileset dir="${dir.dist}/webstart" />
diff --git a/installer/webstart/filebot.lib.jnlp b/installer/webstart/filebot.lib.jnlp
index 1b465d7f..5a657b07 100644
--- a/installer/webstart/filebot.lib.jnlp
+++ b/installer/webstart/filebot.lib.jnlp
@@ -15,6 +15,8 @@
 		<jar href="nekohtml.jar" />
 		<jar href="xercesImpl.jar" />
 		<jar href="ehcache.jar" />
+		<jar href="slf4j.jar" />
+		<jar href="slf4j-jdk.jar" />
 		<jar href="simmetrics.jar" />
 		<jar href="args4j.jar" />
 		<jar href="jna.jar" />
diff --git a/lib/ehcache.jar b/lib/ehcache.jar
index e8a86628..d6d03444 100644
Binary files a/lib/ehcache.jar and b/lib/ehcache.jar differ
diff --git a/lib/groovy.jar b/lib/groovy.jar
index 73f7175b..646b90cd 100644
Binary files a/lib/groovy.jar and b/lib/groovy.jar differ
diff --git a/lib/jna.jar b/lib/jna.jar
index be403140..55ca1eb4 100644
Binary files a/lib/jna.jar and b/lib/jna.jar differ
diff --git a/lib/junit.jar b/lib/junit.jar
index 700ad695..5b4bb849 100644
Binary files a/lib/junit.jar and b/lib/junit.jar differ
diff --git a/lib/miglayout.jar b/lib/miglayout.jar
index 5a762c8f..9b88362b 100644
Binary files a/lib/miglayout.jar and b/lib/miglayout.jar differ
diff --git a/lib/native/win32-amd64/MediaInfo.dll b/lib/native/win32-amd64/MediaInfo.dll
index 4f617dc8..894712e4 100644
Binary files a/lib/native/win32-amd64/MediaInfo.dll and b/lib/native/win32-amd64/MediaInfo.dll differ
diff --git a/lib/native/win32-x86/MediaInfo.dll b/lib/native/win32-x86/MediaInfo.dll
index 598f29bf..debd261a 100644
Binary files a/lib/native/win32-x86/MediaInfo.dll and b/lib/native/win32-x86/MediaInfo.dll differ
diff --git a/lib/nekohtml.jar b/lib/nekohtml.jar
index a8081d29..16261d2e 100644
Binary files a/lib/nekohtml.jar and b/lib/nekohtml.jar differ
diff --git a/lib/slf4j-jdk.jar b/lib/slf4j-jdk.jar
new file mode 100644
index 00000000..f4eb2f8a
Binary files /dev/null and b/lib/slf4j-jdk.jar differ
diff --git a/lib/slf4j.jar b/lib/slf4j.jar
new file mode 100644
index 00000000..42e0ad0d
Binary files /dev/null and b/lib/slf4j.jar differ