diff --git a/spanner/CHANGELOG.md b/spanner/CHANGELOG.md
index c56da37188b5..2953324eae46 100644
--- a/spanner/CHANGELOG.md
+++ b/spanner/CHANGELOG.md
@@ -4,6 +4,24 @@
 
 [1]: https://pypi.org/project/google-cloud-spanner/#history
 
+## 1.2.0
+
+### New features
+
+- Added batch query support (#4938)
+
+### Implementation changes
+
+- Removed custom timestamp class in favor of the one in google-api-core. (#4980)
+
+### Dependencies
+
+- Update minimum version for google-api-core to 1.1.0 (#5030)
+
+### Documentation
+
+- Update package metadata release status to 'Stable' (#5031)
+
 ## 1.1.0
 
 ### Dependencies
diff --git a/spanner/setup.py b/spanner/setup.py
index b274d8075267..1c8503003fc3 100644
--- a/spanner/setup.py
+++ b/spanner/setup.py
@@ -22,7 +22,7 @@
 
 name = 'google-cloud-spanner'
 description = 'Cloud Spanner API client library'
-version = '1.1.0'
+version = '1.2.0'
 # Should be one of:
 # 'Development Status :: 3 - Alpha'
 # 'Development Status :: 4 - Beta'