diff --git a/pom.xml b/pom.xml
index e057fced9cf..5c645913e22 100644
--- a/pom.xml
+++ b/pom.xml
@@ -687,23 +687,18 @@
       <dependency>
         <groupId>commons-io</groupId>
         <artifactId>commons-io</artifactId>
-        <version>2.0.1</version>
+        <version>2.4</version>
       </dependency>
       <dependency>
         <groupId>commons-codec</groupId>
         <artifactId>commons-codec</artifactId>
-        <version>1.4</version>
+        <version>1.8</version>
       </dependency>
       <dependency>
         <groupId>commons-lang</groupId>
         <artifactId>commons-lang</artifactId>
         <version>2.6</version>
       </dependency>
-      <dependency>
-        <groupId>commons-math</groupId>
-        <artifactId>commons-math</artifactId>
-        <version>1.2</version>
-      </dependency>
       <dependency>
         <groupId>commons-dbcp</groupId>
         <artifactId>commons-dbcp</artifactId>
@@ -880,7 +875,7 @@
       <dependency>
         <groupId>org.mockito</groupId>
         <artifactId>mockito-all</artifactId>
-        <version>1.9.0</version>
+        <version>1.9.5</version>
       </dependency>
       <dependency>
         <groupId>org.easytesting</groupId>