diff --git a/source/tanya/async/loop.d b/source/tanya/async/loop.d
index 7130d9e..14cceec 100644
--- a/source/tanya/async/loop.d
+++ b/source/tanya/async/loop.d
@@ -27,7 +27,7 @@
  * 		this.transport = transport;
  * 	}
  *
- * 	void disconnected(SocketException e = null) @nogc
+ * 	void disconnected(SocketException e) @nogc
  * 	{
  * 	}
  * }
diff --git a/source/tanya/async/protocol.d b/source/tanya/async/protocol.d
index f8e9c09..3b62db6 100644
--- a/source/tanya/async/protocol.d
+++ b/source/tanya/async/protocol.d
@@ -39,7 +39,7 @@ interface Protocol
 	 * 	exception = $(D_PSYMBOL Exception) if an error caused
 	 * 	            the disconnect, $(D_KEYWORD null) otherwise.
 	 */
-	void disconnected(SocketException exception = null) @nogc;
+	void disconnected(SocketException exception) @nogc;
 }
 
 /**
diff --git a/source/tanya/container/vector.d b/source/tanya/container/vector.d
index 868cc40..bbeb2f6 100644
--- a/source/tanya/container/vector.d
+++ b/source/tanya/container/vector.d
@@ -1403,7 +1403,7 @@ struct Vector(T)
 	 *
 	 * Returns: The array with elements of this vector.
 	 */
-	inout(T[]) data() inout
+	@property inout(T[]) data() inout
 	{
 		return vector[0 .. length];
 	}