diff --git a/litmus-db/pom.xml b/litmus-db/pom.xml
index 82a8aa3..39d429d 100644
--- a/litmus-db/pom.xml
+++ b/litmus-db/pom.xml
@@ -12,6 +12,10 @@
   <packaging>jar</packaging>
   <name>litmus-db</name>
 
+  <properties>
+    <java.version>11</java.version>
+  </properties>
+
   <dependencies>
     <dependency>
       <groupId>org.postgresql</groupId>