1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_tcp.c b/plugins/check_tcp.c
index 8187bcde..07fa0a9c 100644
--- a/plugins/check_tcp.c
+++ b/plugins/check_tcp.c
@@ -408,7 +408,7 @@ process_arguments (int argc, char **argv)
                 {"expect", required_argument, 0, 'e'},
                 {"maxbytes", required_argument, 0, 'm'},
                 {"quit", required_argument, 0, 'q'},
-                {"jail", required_argument, 0, 'j'},
+                {"jail", no_argument, 0, 'j'},
                 {"delay", required_argument, 0, 'd'},
                 {"refuse", required_argument, 0, 'r'},
                 {"mismatch", required_argument, 0, 'M'},