3 files changed, 7 insertions, 1 deletions
diff --git a/src/Gtk/Types.dcl b/src/Gtk/Types.dcl
index cb264bb..8ffa961 100644
--- a/src/Gtk/Types.dcl
+++ b/src/Gtk/Types.dcl
@@ -167,7 +167,7 @@ instance toInt GtkScrollbarPolicy
 	= Shrink
 	| NoShrink
 
-:: GtkSizeRequest =: GtkSizeRequest (Int,Int)
+:: GtkSizeRequest =: GtkSizeRequest (!Int,!Int)
 
 :: GtkSpacing =: Spacing Int
 
diff --git a/src/Gtk/Widgets.dcl b/src/Gtk/Widgets.dcl
index 9fba147..0b77204 100644
--- a/src/Gtk/Widgets.dcl
+++ b/src/Gtk/Widgets.dcl
@@ -175,6 +175,7 @@ instance gtkContainer GtkScrolledWindow
 newScrolledWindow :: GtkM GtkScrolledWindow
 
 instance tune GtkScrolledWindow (GtkScrollbarPolicy, GtkScrollbarPolicy)
+where tune :: !(!GtkScrollbarPolicy, !GtkScrollbarPolicy) !GtkScrolledWindow -> GtkM GtkScrolledWindow
 
 :: GtkSearchEntry =: GtkSearchEntry Pointer
 instance gtkWidget GtkSearchEntry
@@ -237,7 +238,9 @@ setMargins :: !GtkMargins !w -> GtkM w | gtkWidget w
 
 instance tune w GtkSensitivity | gtkWidget w
 instance tune w (GtkAlign,GtkAlign) | gtkWidget w
+where tune :: !(!GtkAlign, !GtkAlign) !w -> GtkM w | gtkWidget w
 instance tune w (GtkExpand,GtkExpand) | gtkWidget w
+where tune :: !(!GtkExpand, !GtkExpand) !w -> GtkM w | gtkWidget w
 instance tune w GtkAccelerator | gtkWidget w
 instance tune w GtkSizeRequest | gtkWidget w
 
diff --git a/src/Gtk/Widgets.icl b/src/Gtk/Widgets.icl
index db69b81..9573966 100644
--- a/src/Gtk/Widgets.icl
+++ b/src/Gtk/Widgets.icl
@@ -355,6 +355,7 @@ newScrolledWindow =
 
 instance tune GtkScrolledWindow (GtkScrollbarPolicy, GtkScrollbarPolicy)
 where
+	tune :: !(!GtkScrollbarPolicy, !GtkScrollbarPolicy) !GtkScrolledWindow -> GtkM GtkScrolledWindow
 	tune (hp,vp) window=:(GtkScrolledWindow sw) =
 		toState (gtk_scrolled_window_set_policy sw (toInt hp) (toInt vp)) >>|
 		pure window
@@ -537,6 +538,7 @@ where
 
 instance tune w (GtkAlign,GtkAlign) | gtkWidget w
 where
+	tune :: !(!GtkAlign, !GtkAlign) !w -> GtkM w | gtkWidget w
 	tune (halign,valign) widget =
 		let (GtkWidget w) = gtkWidget widget in
 		toState (gtk_widget_set_halign w (toInt halign)) >>|
@@ -545,6 +547,7 @@ where
 
 instance tune w (GtkExpand,GtkExpand) | gtkWidget w
 where
+	tune :: !(!GtkExpand, !GtkExpand) !w -> GtkM w | gtkWidget w
 	tune (hexpand,vexpand) widget =
 		let (GtkWidget w) = gtkWidget widget in
 		toState (gtk_widget_set_hexpand w hexpand=:Expand) >>|