diff --git a/src/core/config/mod.rs b/src/core/config/mod.rs
index fd94ae7b..a54b4f1e 100644
--- a/src/core/config/mod.rs
+++ b/src/core/config/mod.rs
@@ -604,6 +604,8 @@ pub struct Config {
 	///   `trusted_private_chat` presets.
 	/// - "none": Explicit value for no effect.
 	/// - Other values default to no effect.
+	///
+	/// default: "none"
 	#[serde(default)]
 	pub encryption_enabled_by_default_for_room_type: Option<String>,
 
diff --git a/tuwunel-example.toml b/tuwunel-example.toml
index 10651f84..0307f2db 100644
--- a/tuwunel-example.toml
+++ b/tuwunel-example.toml
@@ -475,7 +475,7 @@
 # - "none": Explicit value for no effect.
 # - Other values default to no effect.
 #
-#encryption_enabled_by_default_for_room_type = false
+#encryption_enabled_by_default_for_room_type = "none"
 
 # Controls whether federation is allowed or not. It is not recommended to
 # disable this after installation due to potential federation breakage but