diff --git a/Release/CMakeLists.txt b/Release/CMakeLists.txt
index e9b8a0547..7a955576c 100644
--- a/Release/CMakeLists.txt
+++ b/Release/CMakeLists.txt
@@ -11,7 +11,7 @@ endif()
 
 set(CPPREST_VERSION_MAJOR 2)
 set(CPPREST_VERSION_MINOR 10)
-set(CPPREST_VERSION_REVISION 8)
+set(CPPREST_VERSION_REVISION 9)
 
 enable_testing()
 
diff --git a/Release/include/cpprest/version.h b/Release/include/cpprest/version.h
index c829c39a3..7bc4902a8 100644
--- a/Release/include/cpprest/version.h
+++ b/Release/include/cpprest/version.h
@@ -5,6 +5,6 @@
  */
 #define CPPREST_VERSION_MINOR 10
 #define CPPREST_VERSION_MAJOR 2
-#define CPPREST_VERSION_REVISION 8
+#define CPPREST_VERSION_REVISION 9
 
 #define CPPREST_VERSION (CPPREST_VERSION_MAJOR * 100000 + CPPREST_VERSION_MINOR * 100 + CPPREST_VERSION_REVISION)
diff --git a/changelog.md b/changelog.md
index 6a81a1f01..301816025 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,17 @@
+cpprestsdk (2.10.9)
+----------------------
+* PR#973  Address gcc warnings-as-errors in compression code, test improvements
+* PR#986  Prevent infinite loop during proxy authentication
+* PR#987  Remove use of aligned_union that broke CentOS 7.
+* PR#1004 #993, #1002: Add flexibility for iOS building. Adds command line args…
+* PR#1009 gcc: Fix compilation with -fno-operator-names
+* PR#1019 FIX: crash with std::logic_error when reusing a connection that timed out on the server
+* PR#1021 handle null bytes when parsing utf8
+* PR#1017 Add in support for adding i386 slice when building for 32-bit targets. Also improve messaging and add means to clean
+* PR#1024 http_compression.cpp: fix build with gcc 4.7
+* PR#1022 Resolve double free when WinHttpSendRequest fails
+-- cpprestsdk team <askcasablanca@microsoft.com>  FRI, 18 Jan 2019 16:58:00 -0800
+
 cpprestsdk (2.10.8)
 ----------------------
 * PR#938 Allow ppltasks.h and pplxtasks.h to co-exist