diff --git a/manifest.json b/manifest.json
index a001ca7..c7172db 100644
--- a/manifest.json
+++ b/manifest.json
@@ -15,7 +15,7 @@
     "requirements": {
         "yunohost": ">= 3.6.0"
     },
-    "version": "0.15.2~ynh3",
+    "version": "0.15.2~ynh4",
     "multi_instance": true,
     "services": [
         "nginx"
diff --git a/scripts/install b/scripts/install
index 949065d..5e33fdc 100644
--- a/scripts/install
+++ b/scripts/install
@@ -116,7 +116,7 @@ virtualenv --python=python3 --system-site-packages "${final_path}/venv"
 	set -o nounset
 
 	pip install --upgrade pip
-	pip install weboob html2text simplejson BeautifulSoup4 PyExecJS
+	pip install weboob html2text simplejson BeautifulSoup4 PyExecJS pdfminer
 )
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 23749cd..ce2dbe5 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -122,7 +122,7 @@ virtualenv --python=python3 --system-site-packages "${final_path}/venv"
 	set -o nounset
 
 	pip install --upgrade pip
-	pip install weboob html2text simplejson BeautifulSoup4 PyExecJS
+	pip install weboob html2text simplejson BeautifulSoup4 PyExecJS pdfminer
 )
 
 #=================================================