diff --git a/scripts/install b/scripts/install
index 973c749..59bac77 100644
--- a/scripts/install
+++ b/scripts/install
@@ -53,7 +53,7 @@ popd
 
 mv $install_dir/build/dist $install_dir
 pushd $install_dir/dist
-    sed -i s/pipedapi.kavin.rocks/"$domain\\/api"/g assets/*
+    ynh_replace_string --match_string="pipedapi\.kavin\.rocks" --replace_string="$domain\\/api" --target_file="assets/*"
 popd
 chown -R $app:www-data "$install_dir/dist"
 chmod -R 755 "$install_dir/dist"
diff --git a/scripts/upgrade b/scripts/upgrade
index 3860c6d..71f20b7 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -71,7 +71,7 @@ then
     ynh_secure_remove --file="$install_dir/dist"
     mv $install_dir/build/dist $install_dir
     pushd $install_dir/dist
-        sed -i s/pipedapi.kavin.rocks/"$domain\\/api"/g assets/*
+        ynh_replace_string --match_string="pipedapi\.kavin\.rocks" --replace_string="$domain\\/api" --target_file="assets/*"
     popd
     chown -R $app:www-data "$install_dir/dist"
     chmod -R 755 "$install_dir/dist"