diff --git a/README.md b/README.md
index 66b89d0..154d439 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Create and email invoices, track payments, expenses, and time tasks
 
-**Shipped version:** 5.5.39~ynh1
+**Shipped version:** 5.5.41~ynh1
 
 **Demo:** https://app.invoiceninja.com/dashboard
 
diff --git a/README_fr.md b/README_fr.md
index 0effe5f..f7682dc 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -17,7 +17,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Créer et envoyer des factures par e-mail, suivre les paiements, les dépenses et les tâches horaires
 
-**Version incluse :** 5.5.39~ynh1
+**Version incluse :** 5.5.41~ynh1
 
 **Démo :** https://app.invoiceninja.com/dashboard
 
diff --git a/conf/app.src b/conf/app.src
index 016f103..93dcff2 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/invoiceninja/invoiceninja/releases/download/v5.5.39/invoiceninja.zip
-SOURCE_SUM=d2c191b4df06172cbe97f51b66649ed7943c57d904c88536634030c2929a50b2
+SOURCE_URL=https://github.com/invoiceninja/invoiceninja/releases/download/v5.5.41/invoiceninja.zip
+SOURCE_SUM=22311878748ac502cf9fad792c90fd6341965091aaf2234586f97e30140e1033
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=zip
 SOURCE_IN_SUBDIR=false
diff --git a/manifest.json b/manifest.json
index 5554f5a..4ee25f8 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Create and email invoices, track payments, expenses, and time tasks",
         "fr": "Créer et envoyer des factures par e-mail, suivre les paiements, les dépenses et les tâches horaires"
     },
-    "version": "5.5.39~ynh1",
+    "version": "5.5.41~ynh1",
     "url": "https://invoiceninja.org",
     "upstream": {
         "license": "Elastic-2.0",
diff --git a/scripts/install b/scripts/install
index 1751443..77d3fb8 100755
--- a/scripts/install
+++ b/scripts/install
@@ -150,6 +150,10 @@ pushd "$final_path"
 	php$phpversion artisan optimize --no-interaction --verbose
 	php$phpversion artisan view:clear
 	php$phpversion artisan cache:clear
+
+	# install snappdf, since it isn't included by default anymore since
+	# 5.5.12: https://invoiceninja.github.io/docs/self-host-troubleshooting/#pdf-conversion-issues
+	php$phpversion vendor/bin/snappdf download
 popd
 
 chmod 750 "$final_path"
diff --git a/scripts/upgrade b/scripts/upgrade
index 0d98727..8e277d0 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -152,6 +152,10 @@ pushd "$final_path"
 	# clear cached stuff under /app/data/storage/framework (https://github.com/laravel/framework/issues/17377)
 	php$phpversion artisan view:clear
 	php$phpversion artisan cache:clear
+
+	# install snappdf, since it isn't included by default anymore since
+	# 5.5.12: https://invoiceninja.github.io/docs/self-host-troubleshooting/#pdf-conversion-issues
+	php$phpversion vendor/bin/snappdf download
 popd
 
 chmod 750 "$final_path"