diff --git a/commons/pom.xml b/commons/pom.xml
index 66b60e88..b4d2244c 100644
--- a/commons/pom.xml
+++ b/commons/pom.xml
@@ -26,7 +26,6 @@
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpclient</artifactId>
-			<version>4.3.3</version>
 		</dependency>
 		<dependency>
 			<groupId>com.sleepycat</groupId>
diff --git a/contrib/pom.xml b/contrib/pom.xml
index 23e02519..9ecbdffd 100644
--- a/contrib/pom.xml
+++ b/contrib/pom.xml
@@ -18,6 +18,12 @@
 			<groupId>org.apache.hbase</groupId>
 			<artifactId>hbase-client</artifactId>
 			<version>0.96.1.1-cdh5.0.2</version>
+			<exclusions>
+				<exclusion>
+					<artifactId>jets3t</artifactId>
+					<groupId>net.java.dev.jets3t</groupId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 		<dependency>
 			<groupId>org.archive.heritrix</groupId>
@@ -41,6 +47,12 @@
 			<artifactId>itextpdf</artifactId>
 			<version>5.5.0</version>
 		</dependency>
+		<dependency>
+			<groupId>org.easymock</groupId>
+			<artifactId>easymock</artifactId>
+			<version>3.1</version>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
 	<repositories>
 		<repository>
diff --git a/pom.xml b/pom.xml
index e67d61b1..ddb2f121 100644
--- a/pom.xml
+++ b/pom.xml
@@ -118,6 +118,12 @@ http://maven.apache.org/guides/mini/guide-m1-m2.html
 				<artifactId>engine</artifactId>
 				<version>${project.version}</version>
 			</dependency>
+			<!-- lock httpclient version -->
+			<dependency>
+				<groupId>org.apache.httpcomponents</groupId>
+				<artifactId>httpclient</artifactId>
+				<version>4.3.3</version>
+			</dependency>
 		</dependencies>
 	</dependencyManagement>