diff --git a/CHANGES b/CHANGES
index cc19481..c15d9d4 100644
--- a/CHANGES
+++ b/CHANGES
@@ -59,6 +59,21 @@
   Fix issue #157: Segmentation fault in test_ssl_init
 
 
+Apache Serf 1.3.10 [2023-xx-xx, from tags/1.3.10, rxxxxxxx]
+  Support for OpenSSL 3 (r1901937, ...)
+  Fix issue #171: Win32: Running tests fails with "no OPENSSL_Applink" error
+  Fix issue #194: Win32: Linking error when building against OpenSSL 1.1+
+  Fix issue #198: OpenSSL BIO control method incorrectly handles unknown requests
+  Fix issue #202: SSL tests are not passing with OpenSSL 3
+  Fix error handling when reading the outgoing request's body (r1804534, ...)
+  Fix handling of invalid chunk lengths in the dechunk bucket (r1804005, ...)
+  Fix an endless loop in the deflate bucket with truncated input (r1805301)
+  Fix BIO control handlers to support BIO_CTRL_EOF (r1902208)
+  Fix a CRT mismatch issue caused by using certain OpenSSL functions (r1909252)
+  Build changes to support VS2017, VS2019 and VS2022 (r1712131, ...)
+  Build changes to support Python 3 (r1875933)
+
+
 Apache Serf 1.3.9 [2016-09-01, from tags/1.3.9, r1758195]
   serf is now Apache Serf; apply header changes (r1700062)
   Fix issue #151: SCons build broken when only one library in ENVPATH