diff --git a/CHANGELOG b/CHANGELOG
index 596f71c..20f10ff 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,18 @@
 CHANGELOG
 =========
 
+1.0.3 - 2018-10-31
+
+* #187 Pickle proof objects
+* #181 Improvements to error handling for datastores
+* #184, #192 Fix "pretty" JSON serialization problems
+* #195 Fix wrong property name for raster-image-ext
+* #201 UUIDv4 enforcement on identifiers
+* #203 New filter option "contains" for datastores
+* #207 Add documentation on patterning
+* #213 Python 3.7 support
+* #214 Support for multiple object versions in MemoryStore
+
 1.0.2 - 2018-05-18
 
 * Fixes bugs when using allow_custom (#176, #179).
diff --git a/docs/conf.py b/docs/conf.py
index 9b1ad5d..fb3efe3 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -34,8 +34,8 @@ project = 'stix2'
 copyright = '2017, OASIS Open'
 author = 'OASIS Open'
 
-version = '1.0.2'
-release = '1.0.2'
+version = '1.0.3'
+release = '1.0.3'
 
 language = None
 exclude_patterns = ['_build', '_templates', 'Thumbs.db', '.DS_Store', 'guide/.ipynb_checkpoints']
diff --git a/docs/guide/ts_support.ipynb b/docs/guide/ts_support.ipynb
index 445e263..8c89e93 100644
--- a/docs/guide/ts_support.ipynb
+++ b/docs/guide/ts_support.ipynb
@@ -230,7 +230,7 @@
    "metadata": {},
    "source": [
     "### How parsing works\n",
-    "If the ``version`` positional argument is not provided. The data will be parsed using the latest version of STIX 2.X supported by the `stix2` library.\n",
+    "If the ``version`` positional argument is not provided. The library will make the best attempt using the \"spec_version\" property found on a Bundle, SDOs, and SROs.\n",
     "\n",
     "You can lock your [parse()](../api/stix2.core.rst#stix2.core.parse) method to a specific STIX version by:"
    ]
diff --git a/setup.cfg b/setup.cfg
index 62da89c..97f5047 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.0.2
+current_version = 1.0.3
 commit = True
 tag = True
 
diff --git a/stix2/version.py b/stix2/version.py
index 7863915..976498a 100644
--- a/stix2/version.py
+++ b/stix2/version.py
@@ -1 +1 @@
-__version__ = "1.0.2"
+__version__ = "1.0.3"