diff --git a/Dockerfile b/Dockerfile
index b1f4b205cae67fa269113fd2171d03b9d5d13f70..e207b9130824556eef062419953845c1c33f34ae 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -38,10 +38,6 @@ RUN sed -iE "s/email@example.com/${login_text:-user}/g" /var/www/sharelatex/web/
 # Obsolete with Overleaf 3.0
 # RUN sed -iE "s%placeholder=.*$%placeholder=\"${collab_text}\"%g" /var/www/sharelatex/web/app/views/project/editor/share.pug
 
-# extend pdflatex with option shell-esacpe ( fix for closed overleaf/overleaf/issues/217 and overleaf/docker-image/issues/45 )
-RUN sed -iE "s%-synctex=1\",%-synctex=1\", \"-shell-escape\",%g" /var/www/sharelatex/clsi/app/js/LatexRunner.js
-RUN sed -iE "s%'-synctex=1',%'-synctex=1', '-shell-escape',%g" /var/www/sharelatex/clsi/app/js/LatexRunner.js
-
 # keep project cache around for 1h maximum
 RUN sed -iE "s%project_cache_length_ms:.*%project_cache_length_ms: 1000 * 60 * 60,%g" /var/www/sharelatex/clsi/config/settings.defaults.js