diff --git a/app/tools/gimprectangletool.c b/app/tools/gimprectangletool.c
index 10b75f569a..9f1102fcbd 100644
--- a/app/tools/gimprectangletool.c
+++ b/app/tools/gimprectangletool.c
@@ -4124,8 +4124,8 @@ gimp_rectangle_tool_get_constraints (GimpRectangleTool       *rect_tool,
                                      gint                    *max_y,
                                      GimpRectangleConstraint  constraint)
 {
-  GimpTool  *tool  = GIMP_TOOL (rect_tool);
-  GimpImage *image = gimp_display_get_image (tool->display);
+  GimpTool  *tool = GIMP_TOOL (rect_tool);
+  GimpImage *image;
   gint       min_x_dummy;
   gint       min_y_dummy;
   gint       max_x_dummy;
@@ -4144,6 +4144,8 @@ gimp_rectangle_tool_get_constraints (GimpRectangleTool       *rect_tool,
   if (! tool->display)
     return;
 
+  image = gimp_display_get_image (tool->display);
+
   switch (constraint)
     {
     case GIMP_RECTANGLE_CONSTRAIN_IMAGE: