diff --git a/debian/changelog b/debian/changelog
index dc58060..8d88d56 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+kwindowsystem (5.85.0-1) experimental; urgency=medium
+
+  [ Norbert Preining ]
+  * New upstream release (5.85.0).
+
+ -- Norbert Preining <norbert@preining.info>  Mon, 16 Aug 2021 00:06:23 +0900
+
 kwindowsystem (5.83.0-2) unstable; urgency=medium
 
   * Upload to unstable.
diff --git a/debian/control b/debian/control
index 67e52d9..670553c 100644
--- a/debian/control
+++ b/debian/control
@@ -6,7 +6,7 @@
 Build-Depends: cmake (>= 3.16~),
                debhelper-compat (= 13),
                doxygen,
-               extra-cmake-modules (>= 5.83.0~),
+               extra-cmake-modules (>= 5.85.0~),
                libqt5sql5-sqlite:native,
                libqt5x11extras5-dev (>= 5.15.0~),
                libx11-dev,