diff --git a/pom.xml b/pom.xml
index 098f2dd..6316ab8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -50,7 +50,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-source-plugin</artifactId>
-				<version>2.4</version>
+				<version>3.0.0</version>
 				<executions>
 					<execution>
 						<id>attach-sources</id>
@@ -81,7 +81,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-release-plugin</artifactId>
-				<version>2.5.2</version>
+				<version>2.5.3</version>
 				<configuration>
 					<autoVersionSubmodules>true</autoVersionSubmodules>
 					<goals>deploy</goals>
@@ -105,7 +105,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>2.19</version>
+				<version>2.19.1</version>
 			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
@@ -138,7 +138,7 @@
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>fluent-hc</artifactId>
-			<version>4.5.1</version>
+			<version>4.5.2</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.commons</groupId>