diff --git a/b/blueprints.go b/b/blueprints.go
index 1c8fc4c7..f7c63076 100644
--- a/b/blueprints.go
+++ b/b/blueprints.go
@@ -79,12 +79,14 @@ type Room struct {
 }
 
 type ApplicationService struct {
-	ID              string
-	HSToken         string
-	ASToken         string
-	URL             string
-	SenderLocalpart string
-	RateLimited     bool
+	ID               string
+	HSToken          string
+	ASToken          string
+	URL              string
+	SenderLocalpart  string
+	RateLimited      bool
+	SendEphemeral    bool
+	EnableEncryption bool
 }
 
 type Event struct {
diff --git a/internal/docker/builder.go b/internal/docker/builder.go
index 689b6364..4415fbca 100644
--- a/internal/docker/builder.go
+++ b/internal/docker/builder.go
@@ -423,6 +423,9 @@ func generateASRegistrationYaml(as b.ApplicationService) string {
 		fmt.Sprintf("url: '%s'\\n", as.URL) +
 		fmt.Sprintf("sender_localpart: %s\\n", as.SenderLocalpart) +
 		fmt.Sprintf("rate_limited: %v\\n", as.RateLimited) +
+		fmt.Sprintf("de.sorunome.msc2409.push_ephemeral: %v\\n", as.SendEphemeral) +
+		fmt.Sprintf("push_ephemeral: %v\\n", as.SendEphemeral) +
+		fmt.Sprintf("org.matrix.msc3202: %v\\n", as.EnableEncryption) +
 		"namespaces:\\n" +
 		"  users:\\n" +
 		"    - exclusive: false\\n" +