diff --git a/CHANGELOG b/CHANGELOG
index a78cfee7e..28d3547e1 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,7 @@
 # Changelog Of The Propel 1.x Branch #
 
+## ????-??-??: Version 1.7.3 ##
+
 ## 2019-11-05: Version 1.7.2 ##
 
 SQL injection fix: Coerce offset and limit values to integers
diff --git a/generator/default.properties b/generator/default.properties
index b456136d1..1845bde4a 100644
--- a/generator/default.properties
+++ b/generator/default.properties
@@ -16,7 +16,7 @@
 #
 # -------------------------------------------------------------------
 
-propel.version = 1.7.2
+propel.version = 1.7.3-dev
 
 propel.home = .
 
diff --git a/runtime/lib/Propel.php b/runtime/lib/Propel.php
index 318b05c51..424714a7e 100644
--- a/runtime/lib/Propel.php
+++ b/runtime/lib/Propel.php
@@ -29,7 +29,7 @@ class Propel
     /**
      * The Propel version.
      */
-    const VERSION = '1.7.2';
+    const VERSION = '1.7.3-dev';
 
     /**
      * A constant for <code>default</code>.