diff --git a/scripts/install b/scripts/install
index 3629704..a049c8c 100644
--- a/scripts/install
+++ b/scripts/install
@@ -140,6 +140,7 @@ ynh_store_file_checksum --file="$final_path/credentials.json"
 
 # Set permissions to app files
 chown -R $app: $final_path
+chmod o-rwx $final_path
 chmod 600 $final_path/credentials.json
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 4535ce5..970dd1e 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -92,6 +92,7 @@ ynh_psql_execute_file_as_root --file="./db.sql" --database=$db_name
 
 # Restore permissions on app files
 chown -R $app: $final_path
+chmod o-rwx $final_path
 chmod 600 $final_path/credentials.json
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 4105b1a..0fb973a 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -156,6 +156,7 @@ popd || ynh_die
 
 # Set permissions on app files
 chown -R $app: $final_path
+chmod o-rwx $final_path
 chmod 600 $final_path/credentials.json
 
 #=================================================