diff --git a/caosdb-webui b/caosdb-webui
index 403c977e465774ba1dadc5bbedf4bec774a6d73d..e27ab2564b50c703181b9ddce2e23cd879149287 160000
--- a/caosdb-webui
+++ b/caosdb-webui
@@ -1 +1 @@
-Subproject commit 403c977e465774ba1dadc5bbedf4bec774a6d73d
+Subproject commit e27ab2564b50c703181b9ddce2e23cd879149287
diff --git a/pom.xml b/pom.xml
index 50c7e246c6d4917fe476eee8d386c428ad885c2c..69c5b366f51a6be504e7529a68021914b5d5dd7d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -54,6 +54,16 @@
   </repositories>
   
   <dependencies>
+     <dependency>
+       <groupId>org.slf4j</groupId>
+       <artifactId>slf4j-api</artifactId>
+       <version>1.8.0-beta2</version>
+   </dependency>
+   <dependency>
+       <groupId>org.slf4j</groupId>
+       <artifactId>slf4j-simple</artifactId>
+       <version>1.8.0-beta2</version>
+   </dependency>
     <dependency>
         <groupId>de.timmfitschen</groupId>
         <artifactId>easy-units</artifactId>
@@ -78,12 +88,12 @@
     <dependency>
       <groupId>org.restlet.jse</groupId>
       <artifactId>org.restlet</artifactId>
-      <version>2.3.9</version>
+      <version>2.3.12</version>
     </dependency>
     <dependency>
       <groupId>org.restlet.jse</groupId>
       <artifactId>org.restlet.ext.fileupload</artifactId>
-      <version>2.3.9</version>
+      <version>2.3.12</version>
     </dependency>
     <dependency>
       <groupId>mysql</groupId>
@@ -118,7 +128,7 @@
     <dependency>
     	<groupId>org.restlet.jse</groupId>
     	<artifactId>org.restlet.ext.jetty</artifactId>
-    	<version>2.3.9</version>
+    	<version>2.3.12</version>
     </dependency>
     <dependency>
     	<groupId>org.apache.commons</groupId>