diff --git a/docs/src/runes/specification.md b/docs/src/runes/specification.md
index c7456cb01d..35af14d028 100644
--- a/docs/src/runes/specification.md
+++ b/docs/src/runes/specification.md
@@ -5,7 +5,7 @@ The Runes reference implementation, `ord`, is the normative specification of
 the Runes protocol.
 
 Nothing you read here or elsewhere, aside from the code of `ord`, is a
-specification. This prose description of the runes protocol is provided as an
+specification. This prose description of the runes protocol is provided as a
 guide to the behavior of `ord`, and the code of `ord` itself should always be
 consulted to confirm the correctness of any prose description.