diff --git a/build.gradle b/build.gradle
index 61f28e2..3e00df8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -65,7 +65,7 @@ repositories {
 }
 
 dependencies {
-    compile 'javax.servlet:javax.servlet-api:3.1.0'
+    compile 'javax.servlet:javax.servlet-api:4.0.0'
     compile 'javax.servlet.jsp:jsp-api:2.2'
 
     testCompile 'org.testng:testng:6.13.1'
diff --git a/pom.xml b/pom.xml
index 033c2a0..5883472 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
     <dependency>
       <groupId>javax.servlet</groupId>
       <artifactId>javax.servlet-api</artifactId>
-      <version>3.1.0</version>
+      <version>4.0.0</version>
       <scope>compile</scope>
     </dependency>
     <dependency>