diff --git a/conf/config.ini b/conf/config.ini
index 9700243..dfe2402 100644
--- a/conf/config.ini
+++ b/conf/config.ini
@@ -48,7 +48,7 @@ python_exec=
 ; Overridden by the KRESUS_WEBOOB_DIR environment variable, if it's set.
 ; Example:
 ; srcdir=/home/ben/code/weboob
-srcdir=__FINALPATH__/venv/bin/
+srcdir=__FINALPATH__/venv/lib/python2.7/site-packages/
 
 ; Path to a file containing a valid Weboob's source list directory.
 ; Can be removed; defaults to "", indicating that Kresus will generate its own
diff --git a/scripts/install b/scripts/install
index efd888f..2043f3b 100644
--- a/scripts/install
+++ b/scripts/install
@@ -103,7 +103,7 @@ virtualenv "${final_path}/venv"
 	set -o nounset
 
 	pip install --upgrade pip
-	pip install weboob
+	pip install weboob html2text simplejson BeautifulSoup PyExecJS
 )
 
 #=================================================
@@ -114,8 +114,7 @@ ynh_use_nodejs
 (
 	cd "$final_path"
 	chown -R $app: "$final_path"
-	npm install --unsafe-perm
-	npm run build:prod
+	npm install --production --unsafe-perm
 )
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 397d7a2..912d039 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -113,7 +113,7 @@ virtualenv "${final_path}/venv"
 	set -o nounset
 
 	pip install --upgrade pip
-	pip install weboob
+	pip install weboob html2text simplejson BeautifulSoup PyExecJS
 )
 
 #=================================================
@@ -124,8 +124,7 @@ ynh_use_nodejs
 (
 	cd "$final_path"
 	chown -R $app: "$final_path"
-	npm install --unsafe-perm
-	npm run build:prod
+	npm install --production --unsafe-perm
 )
 
 #=================================================