diff --git a/apps/nextcloud/Dockerfile b/apps/nextcloud/Dockerfile
index 6d975ed3..5ffee2e7 100644
--- a/apps/nextcloud/Dockerfile
+++ b/apps/nextcloud/Dockerfile
@@ -5,6 +5,9 @@ ARG REPO
 # Install packages
 RUN \
   echo "**** install packages ****" && \
+  apt-get update && \
+  apt-get install -y --no-install-recommends \
+    libopengl0 && \
   NEXTCLOUD_VERSION=$(curl -sX GET "https://api.github.com/repos/nextcloud-releases/desktop/releases/latest" \
     | awk '/tag_name/{print $4;exit}' FS='[""]') && \
   cd /tmp && \
diff --git a/apps/nextcloud/entrypoint b/apps/nextcloud/entrypoint
index 561022f9..258aa2b9 100755
--- a/apps/nextcloud/entrypoint
+++ b/apps/nextcloud/entrypoint
@@ -1,4 +1,4 @@
 #!/bin/bash
 
 # Start Nextcloud Desktop
-/opt/nextcloud/AppRun "$@"
+QTWEBENGINE_DISABLE_SANDBOX=1 /opt/nextcloud/AppRun "$@"
diff --git a/apps/nextcloud/install b/apps/nextcloud/install
index 5141872b..2b1daf5a 100755
--- a/apps/nextcloud/install
+++ b/apps/nextcloud/install
@@ -4,7 +4,7 @@
 echo "Adding icon"
 mkdir -p $HOME/.local/share/icons/hicolor/scalable/apps/
 cp \
-  /opt/nextcloud/usr/share/icons/hicolor/256x256/apps/Nextcloud.png \
+  /opt/nextcloud/usr/share/icons/hicolor/512x512/apps/Nextcloud.png \
   $HOME/.local/share/icons/hicolor/scalable/apps/
 echo "Adding start menu entry"
 mkdir -p $HOME/.local/share/applications/