diff --git a/README.md b/README.md
index 3ac8f2e..b3aff0c 100644
--- a/README.md
+++ b/README.md
@@ -117,6 +117,8 @@ project:
   #     - `vue:<gitlab|bitbucket>:<user/repo>` (for presets from others)
   #   - `angular`
   #   - `svelte`
+  #   - `sapper`
+  #     - `sapper:<webpack>`
   # User template: supported, set to URL (without protocol),
   # like `github.com/user/template`
   - frontend: svelte
diff --git a/configs/.cgapp.yml b/configs/.cgapp.yml
index b98b4b1..0270c9e 100644
--- a/configs/.cgapp.yml
+++ b/configs/.cgapp.yml
@@ -27,6 +27,8 @@ project:
   #     - `vue:<gitlab|bitbucket>:<user/repo>` (for presets from others)
   #   - `angular`
   #   - `svelte`
+  #   - `sapper`
+  #     - `sapper:<webpack>`
   # User template: supported, set to URL (without protocol),
   # like `github.com/user/template`
   - frontend: svelte