diff --git a/docker-files/bc-dev-debian9-qt-fuse-wget-gpg2 b/docker-files/bc-dev-debian9-qt-fuse-wget-gpg2
index abbd1d34f..f1ddd85c2 100644
--- a/docker-files/bc-dev-debian9-qt-fuse-wget-gpg2
+++ b/docker-files/bc-dev-debian9-qt-fuse-wget-gpg2
@@ -11,14 +11,16 @@ RUN sudo apt-get update && sudo apt-get install -y pigz
 #xkbcommon is needed for special keyboard features
 #flite1-dev, libspeechd-dev speech-dispatcher are needed for text to speech
 #libfontconfig1-dev is needed to load correct fonts (support of ideograms, etc..)
-RUN sudo apt-get update && sudo apt-get install -y libxkbcommon* flite1-dev libspeechd-dev speech-dispatcher libfontconfig1-dev qdbus-qt5 libqt5dbus5 libdbus-1-dev libdbus-glib-1-dev libatspi2.0-0 libatspi2.0-dev
+#needed for xcb : libfontconfig1-dev libfreetype6-dev libx11-dev libxext-dev libxfixes-dev libxi-dev libxrender-dev libxcb1-dev libx11-xcb-dev libxcb-glx0-dev libxkbcommon-x11-dev
+RUN sudo apt-get update && sudo apt-get install -y libxkbcommon* flite1-dev libspeechd-dev speech-dispatcher libfontconfig1-dev libfreetype6-dev libx11-dev libxext-dev libxfixes-dev libxi-dev libxrender-dev libx11-xcb* libxcb* qdbus-qt5 libqt5dbus5 libdbus-1-dev libdbus-glib-1-dev libatspi2.0-0 libatspi2.0-dev
+RUN sudo apt-get update && sudo apt-get install -y libxcb-keysyms1-dev libxcb-image0-dev libxcb-shm0-dev libxcb-icccm4-dev libxcb-sync0-dev libxcb-xfixes0-dev libxcb-shape0-dev libxcb-randr0-dev libxcb-render-util0-dev 
 
 #needed fot qt to find dbus
 ENV PKG_CONFIG_PATH=/usr/lib/x86_64-linux-gnu/pkgconfig
 # Build qt5.12.5
-RUN git clone -b master --single-branch https://gitlab.linphone.org/BC/public/linphone-desktop.git && \
+RUN git clone -b fix/build_qt_5.12.11_to_fix_issues --single-branch https://gitlab.linphone.org/BC/public/linphone-desktop.git && \
     ./linphone-desktop/tools/build_qt_rpm && \
-    find "./linphone-desktop/rpm-linphone-qt-5.12.5/rpmbuild/RPMS/x86_64/" -iname "*.rpm" -exec sudo fakeroot alien -d {} + && \
+    find "./linphone-desktop/rpm-linphone-qt-5.12.11/rpmbuild/RPMS/x86_64/" -iname "*.rpm" -exec sudo fakeroot alien -d {} + && \
     find "." -maxdepth 1 -iname "*.deb" -exec sudo dpkg -i --force-overwrite {} + && \
     rm -rf ./linphone-desktop
 
diff --git a/linphone-app/build/rpm/qt5.spec b/linphone-app/build/rpm/qt5.spec
index 291f71489..514e277be 100644
--- a/linphone-app/build/rpm/qt5.spec
+++ b/linphone-app/build/rpm/qt5.spec
@@ -1,6 +1,6 @@
 # -*- rpm-spec -*-
 
-%define _qt5_version 5.12.5
+%define _qt5_version 5.12.11
 %define _qt5_dir /opt/com.belledonne-communications/linphone
 
 %define _qt5_archdatadir %{_qt5_dir}
@@ -59,7 +59,7 @@ Qt is a software toolkit for developing applications.
   -qt-libjpeg \
   -qt-libpng \
   -qt-pcre \
-  -qt-xcb \
+  -system-xcb \
   -xkbcommon \
   -system-freetype \
   -feature-freetype -fontconfig \
diff --git a/tools/build_qt_rpm b/tools/build_qt_rpm
index e911e6c91..42b023226 100755
--- a/tools/build_qt_rpm
+++ b/tools/build_qt_rpm
@@ -4,7 +4,7 @@
 # See: http://doc.qt.io/qt-5/configure-options.html
 
 REPO_URL='https://gitlab.linphone.org/BC/public/external/qt/qt5.git'
-QT_VERSION='5.12.5'
+QT_VERSION='5.12.11'
 
 RPM_NAME=linphone-qt-${QT_VERSION}
 
@@ -41,7 +41,7 @@ do
 done
 
 git checkout "${QT_VERSION}"
-git submodule foreach --recursive 'if [ -n "$(git branch -a | grep 5.12.5)" ]; then git checkout 5.12.5; fi'
+git submodule foreach --recursive 'if [ -n "$(git branch -a | grep 5.12.11)" ]; then git checkout 5.12.11; fi'
 if [[ $? != 0 ]] ; then
   printf "${RED}Unable to checkout ${QT_VERSION}.${NC}\n"
   exit 1