diff --git a/mime/java-res/android.mime.types b/mime/java-res/android.mime.types
index 5cf807d68d77..17cdee48a082 100644
--- a/mime/java-res/android.mime.types
+++ b/mime/java-res/android.mime.types
@@ -132,6 +132,7 @@
 # Optional additions that should not override any previous mapping.
 
 ?application/x-wifi-config ?xml
+?multipart/related mht
 
 # Special cases where Android has a strong opinion about mappings, so we
 # define them very last and make them override in both directions (no "?").