diff --git a/build/Linux+BSD/portable/copy-libs b/build/Linux+BSD/portable/copy-libs
index 84f6deb09f88b..a9b0891bf195b 100755
--- a/build/Linux+BSD/portable/copy-libs
+++ b/build/Linux+BSD/portable/copy-libs
@@ -66,10 +66,7 @@ getCrossPlatformDependencies() {
   #copyLib libicui18n.so #libicuin53.so.5 # Needed by Ubuntu 12.04
   #copyLib libicuuc.so #libicuuc53.so.5 # Needed by Ubuntu 12.04
 
-  copyLib libmirclient.so.9 #needed by Ubuntu 16.04
-  copyLib libmircommon.so.7 #needed by Qt 5.9.8 on Ubuntu 16.04
-  copyLib libmircore.so.1 #needed by Qt 5.9.8 on Ubuntu 16.04
-  copyLib libmirprotobuf.so.3 #needed by Qt 5.9.8 on Ubuntu 16.04
+  copyLib libXrandr.so.2 #required to link MuseScore code with QWebEngine from Qt 5.9.8
   
   copyLib libQt5CLucene.so.5
   copyLib libQt5Core.so.5
diff --git a/build/Linux+BSD/portable/x86_64/Dockerfile b/build/Linux+BSD/portable/x86_64/Dockerfile
index 2321845498f43..59a8aa62616e9 100644
--- a/build/Linux+BSD/portable/x86_64/Dockerfile
+++ b/build/Linux+BSD/portable/x86_64/Dockerfile
@@ -1,4 +1,4 @@
-FROM library/ubuntu:16.04
+FROM library/ubuntu:14.04
 ADD Recipe /Recipe
 RUN bash -ex Recipe && apt-get clean autoclean
 RUN apt-get autoremove -y && rm -rf /var/lib/{apt,dpkg,cache,log}/ /tmp/*
diff --git a/build/Linux+BSD/portable/x86_64/Recipe b/build/Linux+BSD/portable/x86_64/Recipe
index aea37e70d5d17..2d72ccc519648 100755
--- a/build/Linux+BSD/portable/x86_64/Recipe
+++ b/build/Linux+BSD/portable/x86_64/Recipe
@@ -25,10 +25,7 @@ apt-get -y install \
   libgl1-mesa-dev \
   libopenal1 \
   gstreamer0.10-plugins-base \
-  libmirclient9 \
-  libmircommon7 \
-  libmircore1 \
-  libmirprotobuf3 \
+  libxrandr2 \
   software-properties-common # installs `add-apt-repository`
 
 # get newer compiler