diff --git a/rtgui/cropwindow.cc b/rtgui/cropwindow.cc
index 3b11f8021..08ea9d0f7 100644
--- a/rtgui/cropwindow.cc
+++ b/rtgui/cropwindow.cc
@@ -43,7 +43,7 @@ CropWindow::CropWindow (ImageArea* parent, bool isLowUpdatePriority_, bool isDet
       pmlistener(nullptr), pmhlistener(nullptr), observedCropWin(nullptr),
       crop_custom_ratio(0.f)
 {
-    initZoomSteps(); 
+    initZoomSteps();
     
     Glib::RefPtr<Pango::Context> context = parent->get_pango_context () ;
     Pango::FontDescription fontd = context->get_font_description ();