diff --git a/todos-postgres-tutuorial/Sources/TodoRequestContext.swift b/todos-postgres-tutuorial/Sources/TodoRequestContext.swift
index e52a38c8..08ec1fed 100644
--- a/todos-postgres-tutuorial/Sources/TodoRequestContext.swift
+++ b/todos-postgres-tutuorial/Sources/TodoRequestContext.swift
@@ -5,7 +5,9 @@ import Logging
 /// Custom request context setting up JSON decoding and encoding
 struct TodoRequestContext: HBRequestContext {
     var coreContext: HBCoreRequestContext
+    /// Set request decoder to be JSONDecoder
     var requestDecoder: JSONDecoder { .init() }
+    /// Set response encoder to be JSONEncdoer
     var responseEncoder: JSONEncoder { .init() }
 
     init(allocator: ByteBufferAllocator, logger: Logger) {