diff --git a/CMakeLists.txt b/CMakeLists.txt
index 90817ff53e7..88d81593578 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,7 +22,7 @@ set(CMAKE_LINK_DEPENDS_NO_SHARED ON)
 #############################################################
 # Project and version
 set(CPACK_PACKAGE_VERSION_MAJOR "3")
-set(CPACK_PACKAGE_VERSION_MINOR "37")
+set(CPACK_PACKAGE_VERSION_MINOR "39")
 set(CPACK_PACKAGE_VERSION_PATCH "0")
 set(COMPLETE_VERSION ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH})
 set(RELEASE_NAME "Master")
diff --git a/debian/changelog b/debian/changelog
index 3bdd443f650..e6a19a4340b 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,8 +1,20 @@
-qgis (3.37.0) UNRELEASED; urgency=medium
+qgis (3.39.0) UNRELEASED; urgency=medium
+
+  * New development version 3.39 after branch of 3.38
+
+ -- Jürgen E. Fischer <jef@norbit.de>  Fri, 21 Jun 2024 14:04:59 +0200
+
+qgis (3.38.0) unstable; urgency=medium
+
+  * Release of 3.38.0
+
+ -- Jürgen E. Fischer <jef@norbit.de>  Fri, 21 Jun 2024 14:04:59 +0200
+
+qgis (3.37.0) unstable; urgency=medium
 
   * New development version 3.37 after branch of 3.36
 
- -- Jürgen E. Fischer <jef@norbit.de>  Fri, 23 Feb 2024 13:06:57 +0100
+ -- Jürgen E. Fischer <jef@norbit.de>  Fri, 21 Jun 2024 14:02:23 +0200
 
 qgis (3.36.0) unstable; urgency=medium
 
diff --git a/doc/index.dox b/doc/index.dox
index 8e63558eb5a..57cb01c3f95 100644
--- a/doc/index.dox
+++ b/doc/index.dox
@@ -33,6 +33,7 @@ the documentation</a> available.
 See \ref api_break for information about incompatible changes to API between releases.
 
 Earlier versions of the documentation are also available on the QGIS website:
+<a href="https://qgis.org/api/3.38">3.38</a>,
 <a href="https://qgis.org/api/3.36">3.36</a>,
 <a href="https://qgis.org/api/3.34">3.34 (LTR)</a>,
 <a href="https://qgis.org/api/3.32">3.32</a>,