diff --git a/pom.xml b/pom.xml
index f19b356be..9a4636684 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <artifactId>parent-pom</artifactId>
     <groupId>org.neo4j</groupId>
-    <version>21</version>
+    <version>18</version>
   </parent>
   <scm>
     <url>http://github.com/neo4j/neo4j-spatial/</url>