diff --git a/pom.xml b/pom.xml
index 8f194c98c..54c227b4d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.conveyal</groupId>
     <artifactId>datatools-server</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
 
     <licenses>
         <license>