diff --git a/loadrunable.cpp b/loadrunable.cpp
index 095fd76..c54ac99 100644
--- a/loadrunable.cpp
+++ b/loadrunable.cpp
@@ -364,7 +364,7 @@ void LoadRunable::run()
 
         std::shared_ptr<RawImage> rawImage;
         timer.start();
-        if(m_file.endsWith(".CR2", Qt::CaseInsensitive) || m_file.endsWith(".NEF", Qt::CaseInsensitive) || m_file.endsWith(".DNG", Qt::CaseInsensitive))
+        if(m_file.endsWith(".CR2", Qt::CaseInsensitive) || m_file.endsWith(".CR3", Qt::CaseInsensitive) || m_file.endsWith(".NEF", Qt::CaseInsensitive) || m_file.endsWith(".DNG", Qt::CaseInsensitive))
         {
             loadRAW(m_file, info, rawImage);
             qDebug() << "LoadRAW" << timer.elapsed();
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 0ac8e57..9df671f 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -57,9 +57,9 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
         _openFilter.append(" ");
         nameFilter.append(mimeType.suffixes());
     }
-    _openFilter.append("*.fit *.fits *.xisf *.cr2 *.nef *.dng)");
+    _openFilter.append("*.fit *.fits *.xisf *.cr2 *.cr3 *.nef *.dng)");
     _openFilter.append(tr(";;All files (*)"));
-    nameFilter.append({"fit", "fits", "xisf", "cr2", "nef", "dng"});
+    nameFilter.append({"fit", "fits", "xisf", "cr2", "cr3", "nef", "dng"});
 
     m_info = new ImageInfo(this);
     QDockWidget *infoDock = new QDockWidget(tr("Image info"), this);