diff --git a/pom.xml b/pom.xml
index 2fe6265..a662653 100644
--- a/pom.xml
+++ b/pom.xml
@@ -16,7 +16,7 @@
         <dependency>
             <groupId>com.sparkjava</groupId>
             <artifactId>spark-core</artifactId>
-            <version>2.5.5</version>
+            <version>2.9.4</version>
             <exclusions>
                 <exclusion>
                     <groupId>org.slf4j</groupId>