diff --git a/spanner/CHANGELOG.md b/spanner/CHANGELOG.md
index 2953324eae46..533eb170ffef 100644
--- a/spanner/CHANGELOG.md
+++ b/spanner/CHANGELOG.md
@@ -4,6 +4,12 @@
 
 [1]: https://pypi.org/project/google-cloud-spanner/#history
 
+## 1.3.0
+
+### Interface additions
+
+- Added `spanner_v1.COMMIT_TIMESTAMP`. (#5102)
+
 ## 1.2.0
 
 ### New features
diff --git a/spanner/google/cloud/spanner_v1/__init__.py b/spanner/google/cloud/spanner_v1/__init__.py
index caf4e382cb7d..6ba2b6e9905d 100644
--- a/spanner/google/cloud/spanner_v1/__init__.py
+++ b/spanner/google/cloud/spanner_v1/__init__.py
@@ -31,7 +31,7 @@
 COMMIT_TIMESTAMP = 'spanner.commit_timestamp()'
 """Placeholder be used to store commit timestamp of a transaction in a column.
 
-This value can only be used for timestamp columns that have set the option 
+This value can only be used for timestamp columns that have set the option
 ``(allow_commit_timestamp=true)`` in the schema.
 """
 
diff --git a/spanner/setup.py b/spanner/setup.py
index 0c618891e27a..09cd1e9a61e2 100644
--- a/spanner/setup.py
+++ b/spanner/setup.py
@@ -22,7 +22,7 @@
 
 name = 'google-cloud-spanner'
 description = 'Cloud Spanner API client library'
-version = '1.2.0'
+version = '1.3.0'
 # Should be one of:
 # 'Development Status :: 3 - Alpha'
 # 'Development Status :: 4 - Beta'