diff --git a/scripts/_common.sh b/scripts/_common.sh
index b1fd3f3..6415326 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -5,7 +5,7 @@
 #=================================================
 
 # dependencies used by the app
-pkg_dependencies="postgresql postgresql-client postgresql-contrib postgis postgresql-postgis-scripts argon2 imagemagick webp gifsicle jpegoptim optipng pngquant"
+pkg_dependencies="postgresql postgresql-client postgresql-contrib postgis postgresql-postgis-scripts argon2 imagemagick webp gifsicle jpegoptim optipng pngquant file"
 
 #=================================================
 # PERSONAL HELPERS