diff --git a/openbr/plugins/imgproc/roi.cpp b/openbr/plugins/imgproc/roi.cpp
index 40fb92d..ce899fa 100644
--- a/openbr/plugins/imgproc/roi.cpp
+++ b/openbr/plugins/imgproc/roi.cpp
@@ -41,12 +41,14 @@ class ROITransform : public UntrainableTransform
 
     void project(const Template &src, Template &dst) const
     {
-        if (!propName.isEmpty()) {
+        if ((propName == "Rects") || !src.file.rects().empty()) {
+            foreach (const QRectF &rect, src.file.rects())
+                dst += src.m()(OpenCVUtils::toRect(rect));
+        } else if (!propName.isEmpty()) {
             QRectF rect = src.file.get<QRectF>(propName);
             dst += src.m()(OpenCVUtils::toRect(rect));
         } else if (!src.file.rects().empty()) {
-            foreach (const QRectF &rect, src.file.rects())
-                dst += src.m()(OpenCVUtils::toRect(rect));
+
         } else if (src.file.contains(QStringList() << "X" << "Y" << "Width" << "Height")) {
             dst += src.m()(Rect(src.file.get<int>("X"),
                                 src.file.get<int>("Y"),
diff --git a/openbr/plugins/metadata/checkrects.cpp b/openbr/plugins/metadata/checkrects.cpp
index c1aeaf0..1471759 100644
--- a/openbr/plugins/metadata/checkrects.cpp
+++ b/openbr/plugins/metadata/checkrects.cpp
@@ -39,15 +39,15 @@ class CheckRectsTransform : public UntrainableTransform
         dst.file.clearRects();
         QList<QRectF> rects = src.file.rects();
 
-        if (fixRects){
-            for (int i=0; i<rects.size(); i++) {
-                QRectF r = rects[i];
-                if (r.left() < 0)                   r.moveLeft(0);
-                if (r.right() > src.m().cols-1)     r.moveRight(src.m().cols-1);
-                if (r.top() < 0)                    r.moveTop(0);
-                if (r.bottom() > src.m().rows-1)    r.moveBottom(src.m().rows-1);
-                dst.file.appendRect(r);
-            }
+        if (fixRects) {
+            foreach (QRectF r, rects)
+                if ((r.height() <= src.m().rows) && (r.width() <= src.m().cols)) /* can't fix rects that don't fit the image */ {
+                    if (r.left() < 0)                   r.moveLeft(0);
+                    if (r.right() > src.m().cols-1)     r.moveRight(src.m().cols-1);
+                    if (r.top() < 0)                    r.moveTop(0);
+                    if (r.bottom() > src.m().rows-1)    r.moveBottom(src.m().rows-1);
+                    dst.file.appendRect(r);
+                }
         } else {
             foreach (QRectF r, rects){
                 if ((r.left() < 0) || (r.right() > src.m().cols-1) || (r.top() < 0) || (r.bottom() > src.m().rows-1)){
diff --git a/openbr/plugins/metadata/savemat.cpp b/openbr/plugins/metadata/savemat.cpp
index 0099bd8..9a303bc 100644
--- a/openbr/plugins/metadata/savemat.cpp
+++ b/openbr/plugins/metadata/savemat.cpp
@@ -61,7 +61,7 @@ class JustTransform : public UntrainableMetaTransform
         foreach (const QString &key, keys)
             if (key == "_Points") {
                 dst.file.setPoints(tmp.file.points());
-            } else {
+            } else if (tmp.file.contains(key)) {
                 dst.file.set(key, tmp.file.value(key));
             }
     }