diff --git a/latex/thesis/cel-thesis/cel-thesis.cls b/latex/thesis/cel-thesis/cel-thesis.cls
index f791698..fcc1638 100644
--- a/latex/thesis/cel-thesis/cel-thesis.cls
+++ b/latex/thesis/cel-thesis/cel-thesis.cls
@@ -89,7 +89,7 @@
 \RequirePackage[binary-units]{siunitx}
 \def\setlanguage{
     % modified IEEE alpha style that allows underlining of own publications
-    \bibliographystyle{cel-thesis/IEEEtranSA_own}
+    % \bibliographystyle{cel-thesis/IEEEtranSA_own}
 
     \ifx\theThesisLanguage\dictThesisLanguageEnglish
         \def\theUniversity{Karlsruhe Institute of Technology}
@@ -120,8 +120,6 @@
 % Misc
 %
 
-\RequirePackage[nottoc]{tocbibind} % Make bibliography appear in table of contents
-
 \RequirePackage[ddmmyyyy]{datetime}
 \renewcommand{\dateseparator}{.}
 
diff --git a/latex/thesis/thesis.tex b/latex/thesis/thesis.tex
index 9b7246c..9e77c9f 100644
--- a/latex/thesis/thesis.tex
+++ b/latex/thesis/thesis.tex
@@ -37,7 +37,7 @@
 \pgfplotsset{compat=newest}
 \usepgfplotslibrary{colorbrewer}
 
-\tikzexternalize[prefix=build/]
+%\tikzexternalize[prefix=build/]
 
 %
 % Generic packages
@@ -45,7 +45,7 @@
 
 \usepackage[utf8]{inputenc}
 \usepackage[T1]{fontenc}
-\usepackage[ngerman]{babel}
+\usepackage[english]{babel}
 \usepackage{ulem}
 \usepackage{amsmath}
 \usepackage{amssymb, amsfonts, latexsym}
@@ -54,7 +54,6 @@
 \usepackage{graphicx}
 \usepackage{subcaption}
 \usepackage{bm}
-\usepackage{subcaption}
 \usepackage{todonotes}
 \usepackage{ifthen}
 \usepackage[printonlyused]{acronym}
@@ -68,7 +67,6 @@
             doi=false,url=false,isbn=false]{biblatex}
 \addbibresource{bibliography.bib}
 
-
 %
 % Include useful commands and definitions
 %
@@ -188,7 +186,7 @@
     %\listoffigures
     %\listoftables
     \include{abbreviations}
-    \printbibliography
+    \printbibliography[heading=bibintoc]
 
 \end{document}