diff --git a/HISTORY.rst b/HISTORY.rst
index 6ba4897c..1f38b8a9 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -3,6 +3,22 @@
 Release History
 ---------------
 
+1.10.3 (2019-09-30)
++++++++++++++++++++
+
+**Improvements**
+
+-
+
+**Bug Fixes**
+
+- #232 RuntimeError fixed on serialize_orders
+
+
+**Dependencies**
+
+- requests upgraded / unpinned from exact version
+
 1.10.2 (2019-09-02)
 +++++++++++++++++++
 
diff --git a/betfairlightweight/__init__.py b/betfairlightweight/__init__.py
index 8fc59814..48bb9c6c 100644
--- a/betfairlightweight/__init__.py
+++ b/betfairlightweight/__init__.py
@@ -6,7 +6,7 @@
 from . import filters
 
 __title__ = 'betfairlightweight'
-__version__ = '1.10.2'
+__version__ = '1.10.3b'
 __author__ = 'Liam Pauling'
 
 # Set default logging handler to avoid "No handler found" warnings.
diff --git a/requirements.txt b/requirements.txt
index b2651e18..bd78d42b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-requests==2.21.0
+requests<=2.22.0
 ciso8601==2.0.1
-ujson==1.35
\ No newline at end of file
+ujson==1.35