1 files changed, 7 insertions, 0 deletions

diff --git a/src/man/firejail.txt b/src/man/firejail.txt
index cd36bead6..eed87c574 100644
--- a/src/man/firejail.txt
+++ b/src/man/firejail.txt
@@ -368,6 +368,13 @@ Example:
 $ firejail \-\-env=LD_LIBRARY_PATH=/opt/test/lib
 
 .TP
+\fB\-\-force
+By default, if Firejail is started in an existing sandbox, it will run the program in a bash shell.
+This option disables this behavior, and attempts to start Firejail in the existing sandbox.
+There could be lots of reasons for it to fail, for example if the existing sandbox disables
+admin capabilities, SUID binaries, or if it runs seccomp.
+
+.TP
 \fB\-\-fs.print=name
 Print the filesystem log for the sandbox identified by name.
 .br