diff --git a/rtgui/lensgeom.cc b/rtgui/lensgeom.cc
index 7e7e6c4dc..abeb469f0 100644
--- a/rtgui/lensgeom.cc
+++ b/rtgui/lensgeom.cc
@@ -54,6 +54,7 @@ void LensGeometry::read (const ProcParams* pp, const ParamsEdited* pedited) {
     fillConn.block (true);
     fill->set_active (pp->commonTrans.autofill);
     fillConn.block (false);
+	autoCrop->set_sensitive (!pp->commonTrans.autofill);
 
     lastFill = pp->commonTrans.autofill;