diff --git a/abduco.1 b/abduco.1
index 4e85e04..9d7e37d 100644
--- a/abduco.1
+++ b/abduco.1
@@ -93,7 +93,7 @@ Print version information to standard output and exit.
 .B \-r
 Readonly session, i.e. user input is ignored.
 .TP
-.BI \-e \ detachkey
+.B \-e \fIdetachkey\fR
 Set the key to detach which by default is set to CTRL+\\ i.e. ^\\ to detachkey.
 .TP
 .BI \-f