diff --git a/app/man/gbs3.1 b/app/man/gbs3.1
index cb990c387..8b1020247 100644
--- a/app/man/gbs3.1
+++ b/app/man/gbs3.1
@@ -57,6 +57,9 @@ add debugging information to application
 \fB\-h, --help\fR
 display help and exit
 .TP
+\fB\-l, --list\fR
+display a list of available Components or Libraries, '-l component' or '-l library'
+.TP
 \fB\-L, --license\fR
 display license
 .TP
diff --git a/app/man/gbw3.1 b/app/man/gbw3.1
index 9fa0c2c90..083bc5df2 100644
--- a/app/man/gbw3.1
+++ b/app/man/gbw3.1
@@ -45,6 +45,9 @@ add debugging information to application
 \fB\-h, --help\fR
 display help and exit
 .TP
+\fB\-l, --list\fR
+display a list of available Components or Libraries, '-l component' or '-l library'
+.TP
 \fB\-L, --license\fR
 display license
 .TP