diff --git a/onebusaway-collections/pom.xml b/onebusaway-collections/pom.xml
index 75d810a8..85395672 100644
--- a/onebusaway-collections/pom.xml
+++ b/onebusaway-collections/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>org.onebusaway</groupId>
     <artifactId>onebusaway-gtfs-modules</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/onebusaway-csv-entities/pom.xml b/onebusaway-csv-entities/pom.xml
index 4502f67a..cdaee2b0 100644
--- a/onebusaway-csv-entities/pom.xml
+++ b/onebusaway-csv-entities/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.onebusaway</groupId>
     <artifactId>onebusaway-gtfs-modules</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/onebusaway-gtfs-hibernate-cli/pom.xml b/onebusaway-gtfs-hibernate-cli/pom.xml
index 2112d5b7..c7008284 100644
--- a/onebusaway-gtfs-hibernate-cli/pom.xml
+++ b/onebusaway-gtfs-hibernate-cli/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <groupId>org.onebusaway</groupId>
     <artifactId>onebusaway-gtfs-modules</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>onebusaway-gtfs-hibernate-cli</artifactId>
diff --git a/onebusaway-gtfs-hibernate/pom.xml b/onebusaway-gtfs-hibernate/pom.xml
index 40b357d1..3b8e1753 100644
--- a/onebusaway-gtfs-hibernate/pom.xml
+++ b/onebusaway-gtfs-hibernate/pom.xml
@@ -9,7 +9,7 @@
   <parent>
     <groupId>org.onebusaway</groupId>
     <artifactId>onebusaway-gtfs-modules</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/onebusaway-gtfs-merge-cli/pom.xml b/onebusaway-gtfs-merge-cli/pom.xml
index 28694a22..932e4f04 100644
--- a/onebusaway-gtfs-merge-cli/pom.xml
+++ b/onebusaway-gtfs-merge-cli/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <artifactId>onebusaway-gtfs-modules</artifactId>
     <groupId>org.onebusaway</groupId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>onebusaway-gtfs-merge-cli</artifactId>
diff --git a/onebusaway-gtfs-merge/pom.xml b/onebusaway-gtfs-merge/pom.xml
index 068d1944..d82a83bf 100644
--- a/onebusaway-gtfs-merge/pom.xml
+++ b/onebusaway-gtfs-merge/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <artifactId>onebusaway-gtfs-modules</artifactId>
     <groupId>org.onebusaway</groupId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   <artifactId>onebusaway-gtfs-merge</artifactId>
diff --git a/onebusaway-gtfs-transformer-cli/pom.xml b/onebusaway-gtfs-transformer-cli/pom.xml
index 3065938c..046ef4cd 100644
--- a/onebusaway-gtfs-transformer-cli/pom.xml
+++ b/onebusaway-gtfs-transformer-cli/pom.xml
@@ -9,7 +9,7 @@
   <parent>
     <groupId>org.onebusaway</groupId>
     <artifactId>onebusaway-gtfs-modules</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
diff --git a/onebusaway-gtfs-transformer/pom.xml b/onebusaway-gtfs-transformer/pom.xml
index 0ae15357..8d618f01 100644
--- a/onebusaway-gtfs-transformer/pom.xml
+++ b/onebusaway-gtfs-transformer/pom.xml
@@ -9,7 +9,7 @@
   <parent>
     <groupId>org.onebusaway</groupId>
     <artifactId>onebusaway-gtfs-modules</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
   </parent>
 
   <repositories>
diff --git a/onebusaway-gtfs/pom.xml b/onebusaway-gtfs/pom.xml
index 0b702324..3363a4b9 100644
--- a/onebusaway-gtfs/pom.xml
+++ b/onebusaway-gtfs/pom.xml
@@ -9,7 +9,7 @@
   <parent>
     <groupId>org.onebusaway</groupId>
     <artifactId>onebusaway-gtfs-modules</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 12c16973..d030e847 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 
   <groupId>org.onebusaway</groupId>
   <artifactId>onebusaway-gtfs-modules</artifactId>
-  <version>4.0.0</version>
+  <version>4.0.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>onebusaway-gtfs-modules</name>
@@ -38,7 +38,7 @@
     <connection>scm:git:https://github.com/OneBusAway/onebusaway-gtfs-modules.git</connection>
     <developerConnection>scm:git:ssh://git@github.com/OneBusAway/onebusaway-gtfs-modules.git</developerConnection>
     <url>https://github.com/OneBusAway/onebusaway-gtfs-modules</url>
-    <tag>v4.0.0</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <issueManagement>