1 files changed, 1 insertions, 1 deletions

diff --git a/src/firejail/usage.c b/src/firejail/usage.c
index 84bc22571..b5d41b3e8 100644
--- a/src/firejail/usage.c
+++ b/src/firejail/usage.c
@@ -42,7 +42,7 @@ static char *usage_str =
         "    --blacklist=filename - blacklist directory or file.\n"
         "    --build - build a whitelisted profile for the application.\n"
         "    --build=filename - build a whitelisted profile for the application.\n"
-        "    -c - execute command and exit.\n"
+        "    -c - login shell compatibility option (has no effect).\n"
         "    --caps - enable default Linux capabilities filter.\n"
         "    --caps.drop=all - drop all capabilities.\n"
         "    --caps.drop=capability,capability - blacklist capabilities filter.\n"