diff --git a/pom.xml b/pom.xml
index 0957c42..f39e7c2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -133,6 +133,12 @@
       <groupId>com.thinkaurelius.titan</groupId>
       <artifactId>titan-all</artifactId>
       <version>0.2.1</version>
+      <exclusions>
+	<exclusion>
+          <groupId>org.slf4j</groupId>
+          <artifactId>slf4j-log4j12</artifactId>
+	</exclusion>
+      </exclusions>
     </dependency>
     <dependency>
       <groupId>com.tinkerpop</groupId>
@@ -174,11 +180,6 @@
     </dependency>
     <dependency>
       <groupId>ch.qos.logback</groupId>
-      <artifactId>logback-core</artifactId>
-      <version>1.0.0</version>
-    </dependency>
-    <dependency>
-      <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
       <version>1.0.0</version>
       <scope>runtime</scope>