diff --git a/ckan/__init__.py b/ckan/__init__.py
index bf43d695595..8094b14a0e2 100644
--- a/ckan/__init__.py
+++ b/ckan/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '1.5.1b'
+__version__ = '1.5.2a'
 __description__ = 'Comprehensive Knowledge Archive Network (CKAN) Software'
 __long_description__ = \
 '''The CKAN software is used to run the Comprehensive Knowledge Archive
diff --git a/pip-requirements.txt b/pip-requirements.txt
index 0e71e2bb276..9ff9d104906 100644
--- a/pip-requirements.txt
+++ b/pip-requirements.txt
@@ -5,11 +5,11 @@
 # 
 #     pip install --ignore-installed -r pip-requirements.txt
 
--e git+https://github.com/okfn/ckan@release-v1.5.1#egg=ckan
+-e git+https://github.com/okfn/ckan@master#egg=ckan
 # CKAN dependencies
--r https://github.com/okfn/ckan/raw/release-v1.5.1/requires/lucid_conflict.txt
--r https://github.com/okfn/ckan/raw/release-v1.5.1/requires/lucid_present.txt
--r https://github.com/okfn/ckan/raw/release-v1.5.1/requires/lucid_missing.txt
+-r https://github.com/okfn/ckan/raw/master/requires/lucid_conflict.txt
+-r https://github.com/okfn/ckan/raw/master/requires/lucid_present.txt
+-r https://github.com/okfn/ckan/raw/master/requires/lucid_missing.txt
 
 # NOTE: Developers, please do not edit this file. Changes should go in the
 #       appropriate files in the `requires' directory.