diff --git a/documentation/docs/14-configuration.md b/documentation/docs/14-configuration.md
index cd1c51694a66..69d69055c2c2 100644
--- a/documentation/docs/14-configuration.md
+++ b/documentation/docs/14-configuration.md
@@ -70,7 +70,7 @@ export default config;
 
 ### adapter
 
-Determines how the output of `svelte-kit build` is converted for different platforms. See [Adapters](#adapters).
+Required when running `svelte-kit build` and determines how the output is converted for different platforms. See [Adapters](#adapters).
 
 ### amp