diff --git a/rtgui/crop.cc b/rtgui/crop.cc
index a727c9bd1..4005b73e0 100644
--- a/rtgui/crop.cc
+++ b/rtgui/crop.cc
@@ -351,7 +351,13 @@ void Crop::trim (ProcParams* pp, int ow, int oh) {
 
 	int xmin = pp->crop.x;
 	int ymin = pp->crop.y;
-	if (xmin > maxw || ymin > maxh) {
+
+	if (pp->coarse.rotate == 90 || pp->coarse.rotate == 270) {
+		int tmp = oh;
+		oh = ow;
+		ow = tmp;
+	}
+	if (xmin > ow || ymin > oh) {
 		// the crop is completely out of the image, so we disable the crop
 		pp->crop.enabled = false;
 		// and we set the values to the defaults