diff --git a/filetypes.xml b/filetypes.xml
index 2cdfc4e..7735e6d 100644
--- a/filetypes.xml
+++ b/filetypes.xml
@@ -1,6 +1,7 @@
 <application>
   <component name="FileTypeManager" version="16">
     <extensionMap>
+      <mapping pattern="DockerFile" type="Dockerfile" />
       <mapping ext="config" type="PLAIN_TEXT" />
     </extensionMap>
   </component>