diff --git a/api/src/NotesApplication.kt b/api/src/NotesApplication.kt
index 3264b45..c0caf83 100644
--- a/api/src/NotesApplication.kt
+++ b/api/src/NotesApplication.kt
@@ -7,14 +7,8 @@ import be.vandewalleh.features.configurationFeature
 import be.vandewalleh.features.configurationModule
 import be.vandewalleh.features.features
 import be.vandewalleh.migrations.Migration
-import com.fasterxml.jackson.databind.SerializationFeature
 import io.ktor.application.Application
-import io.ktor.application.install
 import io.ktor.application.log
-import io.ktor.features.CORS
-import io.ktor.features.ContentNegotiation
-import io.ktor.jackson.jackson
-import io.ktor.locations.Locations
 import io.ktor.routing.routing
 import me.liuwj.ktorm.database.Database
 import org.kodein.di.Kodein
diff --git a/api/src/features/Features.kt b/api/src/features/Features.kt
index c77a1e1..2ecaec2 100644
--- a/api/src/features/Features.kt
+++ b/api/src/features/Features.kt
@@ -13,5 +13,5 @@ fun Application.features() {
 }
 
 abstract class Feature(override val kodein: Kodein) : KodeinAware {
-    abstract fun execute(): Unit
+    abstract fun execute()
 }
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