diff --git a/entrypoint.sh.tmpl b/entrypoint.sh.tmpl
index 99dd43d..d01c37f 100755
--- a/entrypoint.sh.tmpl
+++ b/entrypoint.sh.tmpl
@@ -15,11 +15,11 @@ init_composer() {
 	fi
 }
 
-composer_update() {
+composer_install() {
 	set -eu
 
 	if [ -n "$OPENID_ENABLED" ]; then
-		cd /var/www/html/ && composer update
+		cd /var/www/html/ && composer update && composer install
 	fi
 }
 
@@ -75,7 +75,7 @@ main() {
 	init_db
 
 	init_composer
-	composer_update
+	composer_install
 }
 
 main