diff --git a/gio/gsimpleactiongroup.c b/gio/gsimpleactiongroup.c
index ecc1dceae..df359b93c 100644
--- a/gio/gsimpleactiongroup.c
+++ b/gio/gsimpleactiongroup.c
@@ -160,7 +160,7 @@ g_simple_action_group_set_state (GActionGroup *group,
   if (action == NULL)
     return;
 
-  return g_action_set_state (action, value);
+  g_action_set_state (action, value);
 }
 
 static void
@@ -176,7 +176,7 @@ g_simple_action_group_activate (GActionGroup *group,
   if (action == NULL)
     return;
 
-  return g_action_activate (action, parameter);
+  g_action_activate (action, parameter);
 }
 
 static void
diff --git a/gio/gtlsconnection.c b/gio/gtlsconnection.c
index a652ac3b3..b3587780b 100644
--- a/gio/gtlsconnection.c
+++ b/gio/gtlsconnection.c
@@ -654,9 +654,9 @@ g_tls_connection_handshake_async (GTlsConnection       *conn,
 {
   g_return_if_fail (G_IS_TLS_CONNECTION (conn));
 
-  return G_TLS_CONNECTION_GET_CLASS (conn)->handshake_async (conn, io_priority,
-							     cancellable,
-							     callback, user_data);
+  G_TLS_CONNECTION_GET_CLASS (conn)->handshake_async (conn, io_priority,
+						      cancellable,
+						      callback, user_data);
 }
 
 /**