diff --git a/bip.mediawiki b/bip.mediawiki
index bd777a0206..68ee6cfe44 100644
--- a/bip.mediawiki
+++ b/bip.mediawiki
@@ -38,7 +38,7 @@ be used by Bitcoin applications.
 Every sat is serially numbered, starting at 0, in the order in which it is
 mined. These numbers are termed "ordinal numbers", or "ordinals", as they are
 ordinal numbers in the mathematical sense, giving the order of each sat in the
-totally supply. The word "ordinal" is nicely unambiguous, as it is not used
+total supply. The word "ordinal" is nicely unambiguous, as it is not used
 elsewhere in the Bitcoin protocol.
 
 The ordinal numbers of sats in transaction inputs are transferred to output