diff --git a/onebusaway-collections/pom.xml b/onebusaway-collections/pom.xml
index 12c8e91b..00693e92 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>4.5.0</version>
+    <version>4.5.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/onebusaway-csv-entities/pom.xml b/onebusaway-csv-entities/pom.xml
index 0438db9c..923646c0 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>4.5.0</version>
+    <version>4.5.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/onebusaway-gtfs-hibernate-cli/pom.xml b/onebusaway-gtfs-hibernate-cli/pom.xml
index 6de72911..e539ea62 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>4.5.0</version>
+    <version>4.5.1-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 40f00726..7cf559ba 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>4.5.0</version>
+    <version>4.5.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/onebusaway-gtfs-merge-cli/pom.xml b/onebusaway-gtfs-merge-cli/pom.xml
index 2d2611e2..b75d2450 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>4.5.0</version>
+    <version>4.5.1-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 7344256a..660d5d3c 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>4.5.0</version>
+    <version>4.5.1-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 e21a9a9e..db528f88 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>4.5.0</version>
+    <version>4.5.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
diff --git a/onebusaway-gtfs-transformer/pom.xml b/onebusaway-gtfs-transformer/pom.xml
index 953765b8..e05a182f 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>4.5.0</version>
+    <version>4.5.1-SNAPSHOT</version>
   </parent>
 
   <repositories>
diff --git a/onebusaway-gtfs/pom.xml b/onebusaway-gtfs/pom.xml
index e601a4aa..7f18e31a 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>4.5.0</version>
+    <version>4.5.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 323d14c7..343b3ff6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 
   <groupId>org.onebusaway</groupId>
   <artifactId>onebusaway-gtfs-modules</artifactId>
-  <version>4.5.0</version>
+  <version>4.5.1-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>v4.5.0</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <issueManagement>