diff --git a/plugin.xml b/plugin.xml
index 51f22e5..46868cf 100644
--- a/plugin.xml
+++ b/plugin.xml
@@ -21,7 +21,7 @@
 <plugin xmlns="http://apache.org/cordova/ns/plugins/1.0"
     xmlns:android="http://schemas.android.com/apk/res/android"
     id="org.apache.cordova.file-transfer"
-    version="0.5.0">
+    version="0.5.1-dev">
     <name>File Transfer</name>
     <description>Cordova File Transfer Plugin</description>
     <license>Apache 2.0</license>
diff --git a/tests/plugin.xml b/tests/plugin.xml
index 5138b49..d3c1f8f 100644
--- a/tests/plugin.xml
+++ b/tests/plugin.xml
@@ -21,7 +21,7 @@
 <plugin xmlns="http://apache.org/cordova/ns/plugins/1.0"
     xmlns:android="http://schemas.android.com/apk/res/android"
     id="org.apache.cordova.file-transfer.tests"
-    version="0.5.0">
+    version="0.5.1-dev">
     <name>Cordova File Transfer Plugin Tests</name>
     <license>Apache 2.0</license>