diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2848f68ea..ba40f6c3b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,40 @@
+Version 3.9.0, 2023-05-21
+-------------------------
+
+New Features (ENH):
+-  Simplify metadata input (Document Information Dictionary) (#1851)
+-  Extend cmap compatibilty to GBK_EUC_H/V (#1812)
+
+Bug Fixes (BUG):
+-  Prevent infinite loop when no character follows after a comment (#1828)
+-  get_contents does not return ContentStream (#1847)
+-  Accept XYZ destination with zoom missing (default to zoom=0.0) (#1844)
+-  Cope with 1 Bit images (#1815)
+
+Robustness (ROB):
+-  Handle missing /Type entry in Page tree (#1845)
+
+Documentation (DOC):
+-  Expand file size explanations (#1835)
+-  Add comparison with pdfplumber (#1837)
+-  Clarify that PyPDF2 is dead (#1827)
+-  Add Hunter King as Contributor for #1806
+
+Maintenance (MAINT):
+-  Refactor internal Encryption class (#1821)
+-  Add R parameter to generate_values (#1820)
+-  Make encryption_key parameter of write_to_stream optional (#1819)
+-  Prepare for adding AES enryption support (#1818)
+
+Testing (TST):
+-  Parametrize test_cmap_encodings (#1823)
+
+Code Style (STY):
+-  Iterate directly over the list instead of using range (#1839)
+-  Minor refactorings in _encryption.py (#1822)
+
+[Full Changelog](https://github.com/py-pdf/pypdf/compare/3.8.1...3.8.2)
+
 # CHANGELOG
 
 ## Version 3.8.1, 2023-04-23
diff --git a/pypdf/_version.py b/pypdf/_version.py
index e4e78c0b9..fcd7ddb9e 100644
--- a/pypdf/_version.py
+++ b/pypdf/_version.py
@@ -1 +1 @@
-__version__ = "3.8.1"
+__version__ = "3.9.0"