diff --git a/pom.xml b/pom.xml
index 3516067..9e8526e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -47,7 +47,7 @@
     </modules>

     <properties>
-        <flink.version>1.1.4</flink.version>
+        <flink.version>1.2.0</flink.version>
         <log4j.configuration>log4j-test.properties</log4j.configuration>
         <slf4j.version>1.7.7</slf4j.version>
         <guava.version>18.0</guava.version>
@@ -71,6 +71,12 @@
             <groupId>org.apache.flink</groupId>
             <artifactId>flink-test-utils_${scala.binary.version}</artifactId>
             <version>${flink.version}</version>
+                               <exclusions>
+                                       <exclusion>
+                                               <groupId>org.apache.directory.jdbm</groupId>
+                                               <artifactId>apacheds-jdbm1</artifactId>
+                                       </exclusion>
+                               </exclusions>
         </dependency>
         <!-- zeromq -->
         <dependency>
@@ -172,4 +178,4 @@
         </repository>
     </distributionManagement>

-</project>
\ No newline at end of file
+</project>