diff --git a/pom.xml b/pom.xml
index ee0e9c3..3634995 100644
--- a/pom.xml
+++ b/pom.xml
@@ -138,7 +138,7 @@
         <dependency>
             <groupId>com.zaxxer</groupId>
             <artifactId>HikariCP</artifactId>
-            <version>3.4.0</version>
+            <version>4.0.3</version>
             <scope>compile</scope>
         </dependency>
         <dependency>