diff --git a/QuickLook.Plugin/QuickLook.Plugin.MailViewer/packages.config b/QuickLook.Plugin/QuickLook.Plugin.MailViewer/packages.config
index a026a5b9e..827552493 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.MailViewer/packages.config
+++ b/QuickLook.Plugin/QuickLook.Plugin.MailViewer/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="MsgReader" version="3.7.3" targetFramework="net462" />
+  <package id="MsgReader" version="3.9.4" targetFramework="net462" />
   <package id="OpenMcdf" version="2.2.1.3" targetFramework="net462" />
 </packages>
\ No newline at end of file