diff --git a/.aspell.en.pws b/.aspell.en.pws
index 061dde3..7de4fad 100644
--- a/.aspell.en.pws
+++ b/.aspell.en.pws
@@ -3,6 +3,8 @@ bitfields
 checksums
 timestamps
 tlv
+tlvs
+subtype
 TLV
 py
 vsprintf