Grammatical/Typo changes
Patch: Pooja Chandak
This closes #2271
diff --git a/doc/specs/thrift-protocol-spec.md b/doc/specs/thrift-protocol-spec.md
index 0c1a61c..080487e 100644
--- a/doc/specs/thrift-protocol-spec.md
+++ b/doc/specs/thrift-protocol-spec.md
@@ -33,7 +33,7 @@
structure. There are some "dumb" terminals like STRING and INT
that take the place of an actual encoding specification.
-They key point to notice is that ALL messages are just one wrapped
+The key point to notice is that ALL messages are just one wrapped
`<struct>`. Depending upon the message type, the `<struct>` can be
interpreted as the argument list to a function, the return value
of a function, or an exception.