diff --git a/tmux.1 b/tmux.1
index 454af1d2..7d45688c 100644
--- a/tmux.1
+++ b/tmux.1
@@ -871,7 +871,6 @@ If
 is used,
 .Ic update-environment
 option will not be applied.
-.Ic update-environment .
 .It Xo Ic refresh-client
 .Op Fl S
 .Op Fl t Ar target-client