diff --git a/QuickLook.Plugin/QuickLook.Plugin.VideoViewer/ViewerPanel.xaml b/QuickLook.Plugin/QuickLook.Plugin.VideoViewer/ViewerPanel.xaml
index 4c9a9e1..d5181cd 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.VideoViewer/ViewerPanel.xaml
+++ b/QuickLook.Plugin/QuickLook.Plugin.VideoViewer/ViewerPanel.xaml
@@ -108,8 +108,8 @@
                         Storyboard.TargetProperty="Opacity">
                         <DoubleAnimationUsingKeyFrames.KeyFrames>
                             <LinearDoubleKeyFrame Value="1" KeyTime="0:0:0" />
-                            <LinearDoubleKeyFrame Value="1" KeyTime="0:0:3" />
-                            <LinearDoubleKeyFrame Value="0" KeyTime="0:0:3.05" />
+                            <LinearDoubleKeyFrame Value="1" KeyTime="0:0:1" />
+                            <LinearDoubleKeyFrame Value="0" KeyTime="0:0:1.05" />
                         </DoubleAnimationUsingKeyFrames.KeyFrames>
                     </DoubleAnimationUsingKeyFrames>
                 </Storyboard>
diff --git a/QuickLook/MainWindowTransparent.xaml b/QuickLook/MainWindowTransparent.xaml
index c331c6c..dc7e908 100644
--- a/QuickLook/MainWindowTransparent.xaml
+++ b/QuickLook/MainWindowTransparent.xaml
@@ -74,8 +74,8 @@
                                 Storyboard.TargetProperty="Opacity">
                                 <DoubleAnimationUsingKeyFrames.KeyFrames>
                                     <LinearDoubleKeyFrame Value="1" KeyTime="0:0:0" />
-                                    <LinearDoubleKeyFrame Value="1" KeyTime="0:0:3" />
-                                    <LinearDoubleKeyFrame Value="0" KeyTime="0:0:3.05" />
+                                    <LinearDoubleKeyFrame Value="1" KeyTime="0:0:1" />
+                                    <LinearDoubleKeyFrame Value="0" KeyTime="0:0:1.05" />
                                 </DoubleAnimationUsingKeyFrames.KeyFrames>
                             </DoubleAnimationUsingKeyFrames>
                         </Storyboard>