diff --git a/pom.xml b/pom.xml
index 152d862..f9d9bde 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
 
     <groupId>edu.stanford.protege</groupId>
     <artifactId>webprotege-backend-api</artifactId>
-    <version>3.0.0-SNAPSHOT</version>
+    <version>2.1.0-SNAPSHOT</version>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <guava.version>28.0</guava.version>