diff --git a/debian/changelog b/debian/changelog
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,20 @@
+pcmanfm-qt (0.14.1-0ubuntu4) focal; urgency=medium
+
+  * Bump Standards-Version to 4.5.0, no changes needed
+  * Update debian/control with debhelper-compat (=12),
+    remove debian/compat.
+  * Added update-wallpaper-immediately.patch
+    - Added patch to update the wallpaper, when it is
+      set via commandline or script.
+
+ -- apt-ghetto <apt-ghetto@lubuntu.me>  Wed, 01 Apr 2020 17:22:59 +0200
+
+pcmanfm-qt (0.14.1-0ubuntu3) focal; urgency=medium
+
+  * No-change rebuild for libgcc-s1 package name change.
+
+ -- Matthias Klose <doko@ubuntu.com>  Sun, 22 Mar 2020 16:53:47 +0100
+
 pcmanfm-qt (0.14.1-0ubuntu2) eoan; urgency=medium
 
   * Changed thumbnail view icon to view-preview
diff --git a/debian/compat b/debian/compat
deleted file mode 100644
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-12
diff --git a/debian/control b/debian/control
--- a/debian/control
+++ b/debian/control
@@ -8,7 +8,7 @@
            Yuan CHAO <yuanchao@gmail.com>
 Section: x11
 Priority: optional
-Build-Depends: debhelper (>= 12),
+Build-Depends: debhelper-compat (= 12),
                libexif-dev,
                libfm-qt-dev (>= 0.14.0),
                libkf5windowsystem-dev,
@@ -17,7 +17,7 @@
                libqt5x11extras5-dev,
                libx11-dev,
                lxqt-build-tools (>= 0.6.0)
-Standards-Version: 4.3.0
+Standards-Version: 4.5.0
 Vcs-Browser: https://phab.lubuntu.me/source/pcmanfm-qt/
 Vcs-Git: https://phab.lubuntu.me/source/pcmanfm-qt.git
 XS-Debian-Vcs-Browser: https://salsa.debian.org/lxqt-team/pcmanfm-qt
diff --git a/debian/patches/series b/debian/patches/series
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1 +1,2 @@
 change-thumbnail-view-icon.patch
+update-wallpaper-immediately.patch
diff --git a/debian/patches/update-wallpaper-immediately.patch b/debian/patches/update-wallpaper-immediately.patch
new file mode 100644
--- /dev/null
+++ b/debian/patches/update-wallpaper-immediately.patch
@@ -0,0 +1,15 @@
+Description: Update desktop on setting wallpaper with commandline
+Author: Tsu Jan <tsujan2000@gmail.com>
+Applied-Upstream: https://github.com/lxqt/pcmanfm-qt/commit/3a3dde053b065f7f18f6b192f282a9a22017840b
+Last-Update: 2020-04-01
+---
+--- a/pcmanfm/application.cpp
++++ b/pcmanfm/application.cpp
+@@ -597,6 +597,7 @@ void Application::setWallpaper(QString p
+                     desktopWin->setWallpaperMode(mode);
+                 }
+                 desktopWin->updateWallpaper();
++		 desktopWin->update();
+             }
+             settings_.save(); // save the settings to the config file
+         }