diff --git a/resources/macosx/Info.plist.in b/resources/macosx/Info.plist.in
index 048fd667c..0ca7813d7 100755
--- a/resources/macosx/Info.plist.in
+++ b/resources/macosx/Info.plist.in
@@ -2,7 +2,10 @@
 <!DOCTYPE plist SYSTEM "file://localhost/System/Library/DTDs/PropertyList.dtd">
 <plist version="0.9">
 <dict>
-
+    <key>NSPrincipalClass</key>
+    <string>NSApplication</string>
+    <key>NSHighResolutionCapable</key>
+    <string>True</string>
     <key>CFBundleDevelopmentRegion</key>
     <string>English</string>
     <key>CFBundleExecutable</key>
diff --git a/src/main.cpp b/src/main.cpp
index 21ce8f705..89e6fc705 100755
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -62,6 +62,9 @@ int main(int argc, char *argv[]) {
     return EXIT_FAILURE;
   }
 
+  QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+  QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+
   // Register needed metatypes.
   qRegisterMetaType<QList<Message> >("QList<Message>");
   qRegisterMetaType<QList<RootItem*> >("QList<RootItem*>");