diff --git a/build.gradle b/build.gradle
index fb33c63..d7b52af 100644
--- a/build.gradle
+++ b/build.gradle
@@ -37,6 +37,7 @@
 
 dependencies {
     testCompile group: 'junit', name: 'junit', version: '4.11'
+    testCompile group: 'com.h2database', name: 'h2', version: '1.4.193'
 
     compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     compile "nl.astraeus.database:simple-database:1.3.1"