diff --git a/Telegram/PrepareMac.sh b/Telegram/PrepareMac.sh
index ee89ea795..1638b9343 100755
--- a/Telegram/PrepareMac.sh
+++ b/Telegram/PrepareMac.sh
@@ -20,11 +20,6 @@ if [ ! -d "./../Mac/Release/Telegram.app" ]; then
   exit 1
 fi
 
-if [ ! -d "./../Mac/Release/Telegram.app/Contents/_CodeSignature" ]; then
-  echo "Telegram signature not found!"
-  exit 1
-fi
-
 if [ ! -f "./../Mac/Release/Telegram.app/Contents/Resources/Icon.icns" ]; then
   echo "Icon.icns not found in Resources!"
   exit 1
@@ -41,6 +36,12 @@ if [ ! -f "./../Mac/Release/Telegram.app/Contents/Frameworks/Updater" ]; then
 fi
 
 cd ./../Mac/Release && codesign --force --deep --sign "Developer ID Application: John Preston" Telegram.app && cd ./../../Telegram
+
+if [ ! -d "./../Mac/Release/Telegram.app/Contents/_CodeSignature" ]; then
+  echo "Telegram signature not found!"
+  exit 1
+fi
+
 cd ./../Mac/Release
 temppath=`hdiutil attach -readwrite tsetup.dmg | awk -F "\t" 'END {print $3}'`
 cp -R ./Telegram.app "$temppath/"
diff --git a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_128x128@2x.png b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_128x128@2x.png
index 6e09c29dd..941bbe0f0 100644
Binary files a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_128x128@2x.png and b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_128x128@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_16x16@2x.png b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_16x16@2x.png
index 214be0fbd..a4c14b60c 100644
Binary files a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_16x16@2x.png and b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_16x16@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_256x256@2x.png b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_256x256@2x.png
index 019795054..c45893b93 100644
Binary files a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_256x256@2x.png and b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_256x256@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_32x32@2x.png b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_32x32@2x.png
index eae1706f3..4511a59e8 100644
Binary files a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_32x32@2x.png and b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_32x32@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_512x512@2x.png b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_512x512@2x.png
index 0972bff34..2a681dea4 100644
Binary files a/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_512x512@2x.png and b/Telegram/Telegram/Images.xcassets/AppIcon.appiconset/icon_512x512@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_128x128@2x.png b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_128x128@2x.png
index 6e09c29dd..941bbe0f0 100644
Binary files a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_128x128@2x.png and b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_128x128@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_16x16@2x.png b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_16x16@2x.png
index 214be0fbd..a4c14b60c 100644
Binary files a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_16x16@2x.png and b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_16x16@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_256x256@2x.png b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_256x256@2x.png
index 019795054..c45893b93 100644
Binary files a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_256x256@2x.png and b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_256x256@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_32x32@2x.png b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_32x32@2x.png
index eae1706f3..4511a59e8 100644
Binary files a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_32x32@2x.png and b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_32x32@2x.png differ
diff --git a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_512x512@2x.png b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_512x512@2x.png
index 0972bff34..2a681dea4 100644
Binary files a/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_512x512@2x.png and b/Telegram/Telegram/Images.xcassets/Icon.iconset/icon_512x512@2x.png differ