diff --git a/scripts/_common.sh b/scripts/_common.sh
index af50676..97df243 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-PKG_DEPENDENCIES="sqlite3 libldap2-dev libsasl2-dev python3-dev imagemagick"
+PKG_DEPENDENCIES="sqlite3 libldap2-dev libsasl2-dev python3-dev imagemagick python3-lxml"
 #PKG_DEPENDENCIES="sqlite3 python3-pip imagemagick"
 DOSSIER_MEDIA=/home/yunohost.multimedia
 LOG_FILE=/var/log/$app/$app.log
diff --git a/sources/patches/app-optional-requirements.patch b/sources/patches/app-optional-requirements.patch
index 4421d77..f798cca 100644
--- a/sources/patches/app-optional-requirements.patch
+++ b/sources/patches/app-optional-requirements.patch
@@ -1,5 +1,5 @@
 --- a/optional-requirements.txt	2020-05-05 20:28:10.000000000 +0200
-+++ b/optional-requirements.txt	2020-05-07 08:46:24.333467411 +0200
++++ b/optional-requirements.txt	2020-05-10 21:21:53.032894653 +0200
 @@ -1,17 +1,3 @@
 -# GDrive Integration
 -google-api-python-client==1.7.11,<1.8.0
@@ -18,7 +18,7 @@
  # goodreads
  goodreads>=0.3.2,<0.4.0
  python-Levenshtein>=0.12.0,<0.13.0
-@@ -20,10 +6,6 @@
+@@ -20,12 +6,8 @@
  python-ldap>=3.0.0,<3.3.0
  Flask-SimpleLDAP>=1.4.0,<1.5.0
  
@@ -27,5 +27,8 @@
 -SQLAlchemy-Utils>=0.33.5,<0.37.0
 -
  # extracting metadata
- lxml>=3.8.0,<4.6.0
+-lxml>=3.8.0,<4.6.0
++#lxml>=3.8.0,<4.6.0
  Pillow>=4.0.0,<7.2.0
+ rarfile>=2.7
+