diff --git a/build.gradle b/build.gradle
index acdbf823c..6c1884090 100644
--- a/build.gradle
+++ b/build.gradle
@@ -147,7 +147,7 @@ project('main') {
 	sourceSets.test.java.srcDirs = ['../../src/testcases']
 	
 	dependencies {
-		compile 'commons-codec:commons-codec:1.10'
+		compile 'commons-codec:commons-codec:1.11'
 		compile 'commons-logging:commons-logging:1.2'
 		compile 'org.apache.commons:commons-collections4:4.1'
 		compile 'org.apache.commons:commons-math3:3.6.1'
diff --git a/build.xml b/build.xml
index 407d4ab11..793cc6e3e 100644
--- a/build.xml
+++ b/build.xml
@@ -150,9 +150,9 @@ under the License.
     <property name="main.commons-logging.jar" location="${main.lib}/commons-logging-1.2.jar"/>
     <property name="main.commons-logging.url"
               value="${repository.m2}/maven2/commons-logging/commons-logging/1.2/commons-logging-1.2.jar"/>
-    <property name="main.commons-codec.jar" location="${main.lib}/commons-codec-1.10.jar"/>
+    <property name="main.commons-codec.jar" location="${main.lib}/commons-codec-1.11.jar"/>
     <property name="main.commons-codec.url"
-              value="${repository.m2}/maven2/commons-codec/commons-codec/1.10/commons-codec-1.10.jar"/>
+              value="${repository.m2}/maven2/commons-codec/commons-codec/1.11/commons-codec-1.11.jar"/>
     <property name="main.log4j.jar" location="${main.lib}/log4j-1.2.17.jar"/>
     <property name="main.log4j.url" value="${repository.m2}/maven2/log4j/log4j/1.2.17/log4j-1.2.17.jar"/>
     <property name="main.junit.jar" location="${main.lib}/junit-4.12.jar"/>
diff --git a/sonar/main/pom.xml b/sonar/main/pom.xml
index 57e42e400..2ed5514ae 100644
--- a/sonar/main/pom.xml
+++ b/sonar/main/pom.xml
@@ -123,7 +123,7 @@
         <dependency>
             <groupId>commons-codec</groupId>
             <artifactId>commons-codec</artifactId>
-            <version>1.10</version>
+            <version>1.11</version>
         </dependency>
         <dependency>
             <groupId>commons-logging</groupId>