diff --git a/Dockerfile b/Dockerfile
index a786563fccaf88d0fd482e5af58f3241007e5ad5..1a9b332b948e72c8428fb2b4f6bd2bceea763341 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM nextcloud:20.0.12-fpm
 ARG BASE_DIR="/usr/src/nextcloud"
 ARG TMP_PATCH_DIR="/tmp/build_patches"
-ARG THEME_VERSION="20.1.2"
+ARG THEME_VERSION="20.1.3"
 ARG THEME_HELPER_VERSION="1.0.1"
 ARG NEWS_VERSION="16.0.1"
 ARG QUOTA_WARN_VERSION="1.9.1"
@@ -20,7 +20,7 @@ RUN mkdir -p /var/www/skeleton/Documents && mkdir -p /var/www/skeleton/Images
 COPY patches/ ${TMP_PATCH_DIR}/
 COPY custom_entrypoint.sh /
 RUN chmod +x /custom_entrypoint.sh
-RUN sed -i 's/20,0,12,1/20,0,12,14/' ${BASE_DIR}/version.php
+RUN sed -i 's/20,0,12,1/20,0,12,16/' ${BASE_DIR}/version.php
 
 # Install unzip for unzipping artifacts
 RUN apt-get update && apt-get install unzip 
@@ -129,6 +129,11 @@ RUN sed -i 's/recommendations,spreed,mail,calendar/calendar,tasks,notes/' ${BASE
 # Remove colored background from email template logo
 RUN sed -i 's/$this->header, \[$this->themingDefaults->getColorPrimary()/$this->header, \["none"/' ${BASE_DIR}/lib/private/Mail/EMailTemplate.php
 
+# Ignore OS dark mode for all users
+# Don't use user-specific dark theme css for non-logged in users
+RUN sed -i 's/OCA.Accessibility.theme="dark"/OCA.Accessibility.theme="light"/' ${BASE_DIR}/apps/accessibility/js/accessibilityoca.js
+RUN sed -i "s/$userValues = \['dark'\]/$userValues = \[\]/" ${BASE_DIR}/apps/accessibility/lib/Controller/AccessibilityController.php
+
 # Custom theme
 RUN curl -fsSL -o eCloud-theme.tar.gz \
     "https://gitlab.e.foundation/e/infra/nextcloud-theme/-/archive/${THEME_VERSION}/nextcloud-theme-${THEME_VERSION}.tar.gz" && \