diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3a96a337adae98636e362bfeff67e705456983e3..dd05a8df6ee64a153312d554873cb4b5fbca23ec 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,13 +1,7 @@
 image: texlive/texlive
 
-variables:
-  FILENAME: thesis
-  FILEDIR: .
-  DIFFCMD: bash git-latexdiff --exclude-textcmd="section,subsection" -b --main $FILENAME.tex --latexmk
-
 stages:
   - build
-  - diff
 
 build:
   stage: build
@@ -16,22 +10,5 @@ build:
     paths:
       - thesis.pdf
       - thesis.log
-  script: make
-
-diff:
-  stage: diff
-  artifacts:
-    paths:
-      - $FILEDIR/difftag_$FILENAME.pdf
-      - $FILEDIR/diffcommit_$FILENAME.pdf
   script:
-    - cd "$FILEDIR"
-    - LAST_TAG=$(git describe --abbrev=0 --tags HEAD~1)
-    - wget https://gitlab.com/git-latexdiff/git-latexdiff/raw/ef53cddc761ce2d278ba5016d17828cf63e30af5/git-latexdiff
-    - if [ "$LAST_TAG" ] ; then
-    -   $DIFFCMD -o "difftag_$FILENAME.pdf" "$LAST_TAG"
-    - fi
-    - if [ "$CI_BEFORE_SHA" ] ; then
-    -   $DIFFCMD -o "diffcommit_$FILENAME.pdf" "$CI_BEFORE_SHA"
-    - fi
-  allow_failure: true
+    - make
diff --git a/README.md b/README.md
index 4dd851cbce7216932baf8421a5c774ddc4da94ba..e770b2c609b45d0a9e3ea4cda3917bbb5264305e 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,5 @@
-[Latest PDF online](/../-/jobs/artifacts/main/file/thesis.pdf?job=build) ([Build Log](/../-/jobs/artifacts/main/file/build_thesis.log?job=build))
-
-Diff to [last tag](/../-/jobs/artifacts/main/file/difftag_thesis.pdf?job=diff) | [last commit](/../-/jobs/artifacts/main/file/diffcommit_thesis.pdf?job=diff)
+[Latest PDF online](/../-/jobs/artifacts/main/file/thesis.pdf?job=build) ([Build Log](/../-/jobs/artifacts/main/file/thesis.log?job=build))
 
 Helpful documents
-* [(German) manual for the TU LaTeX template](http://mirrors.ctan.org/macros/latex/contrib/tudscr/doc/tudscr.pdf)
+* [Manual for the TU LaTeX template](http://mirrors.ctan.org/macros/latex/contrib/tudscr/doc/tudscr.pdf)
 * [Ein Anwenderleitfaden für das Erstellen einer wissenschaftlichen Abhandlung](http://mirrors.ctan.org/macros/latex/contrib/tudscr/doc/tutorials/treatise.pdf)
diff --git a/task_description/task_de.pdf b/task_description/task_de.pdf
deleted file mode 100644
index 75161ead40b7a077e7730ebc564c0bb53719b124..0000000000000000000000000000000000000000
Binary files a/task_description/task_de.pdf and /dev/null differ
diff --git a/task_description/task_de.tex b/task_description/task_de.tex
deleted file mode 100644
index 149802d0989e361b47abce228ceefec6b03b95d1..0000000000000000000000000000000000000000
--- a/task_description/task_de.tex
+++ /dev/null
@@ -1,54 +0,0 @@
-\RequirePackage[ngerman=ngerman-x-latest]{hyphsubst}
-\documentclass[ngerman,twoside]{tudscrreprt}
-%\usepackage{selinput}\SelectInputMappings{adieresis={ä},germandbls={ß}}
-%\usepackage[T1]{fontenc}
-\usepackage{babel}
-\usepackage[utf8]{luainputenc}
-\usepackage{isodate}
-\usepackage{tudscrsupervisor}
-\usepackage{enumitem}\setlist{noitemsep}
-
-\begin{document}
-\faculty{Fakultät Informatik}\department{Institut für Software- und Multimediatechnik}
-%\institute{Institut für Kriminologie}
-\chair{Lehrstuhl für Softwaretechnik}
-\title{%
-  Das ist der Titel
-}
-\thesis{bachelor}
-%\graduation[M.Sc.]{Master of Science}
-\author{%
-  Firstname Lastname\matriculationnumber{123456}
-  \dateofbirth{01.01.1996}\placeofbirth{Dresden}
-  \discipline{Bachelor Informatik 2009}
-}%\matriculationyear{1234}
-\issuedate{01.08.2018}\duedate{01.11.2018}
-\supervisor{%
-  Dipl.-Inf. Carl Mai \and
-  Dr.\ Thomas Kühn
-}
-\professor{Prof.\ Dr.\ rer.\ nat.\ habil. Uwe Aßmann}
-
-\taskform{%
-  In dieser Arbeit soll untersucht werden. blabla [1].
-
-  \textbf{Fragestellungen:}
-  \begin{itemize}
-    \item blabla
-    \item blabla
-  \end{itemize}
-
-  \textbf{Aus den Fragestellungen lassen sich folgende Aufgaben ableiten:}
-  \begin{itemize}
-    \item	blabla
-  \end{itemize}
-
-\textbf{Quellen:}
-\begin{itemize}
-  \item	[1] Adaptive Petri Nets - A Petri Net Extension for Reconfigurable Structures (Carl Mai, René Schöne, Johannes Mey, Thomas Kühn and Uwe Aßmann), In Adaptive 2018
-\end{itemize}
-
-}{%
-}
-
-\end{document}