fix: plural "may uses" should be "may use"

Closes #27

1 files changed, 1 insertions, 1 deletions

diff --git a/sq-guide.md b/sq-guide.md
index 6bbf185..9323c4b 100644
--- a/sq-guide.md
+++ b/sq-guide.md
@@ -111,7 +111,7 @@ specifies protocols and data formats for managing the ecosystem of
 OpenPGP users. The standard specifies, for example, what form
 cryptographic messages take. This allows different parties in a
 communication to use different programs. One correspondent might
-use a laptop computer, while another may uses a mobile phone. The
+use a laptop computer, while another may use a mobile phone. The
 software running on those will be radically different, but as long as
 they follow the same standard, secure communication using OpenPGP is
 possible.