diff --git a/ArduPlane/Log.cpp b/ArduPlane/Log.cpp
index 84fa22e6d2..f6ba5a41aa 100644
--- a/ArduPlane/Log.cpp
+++ b/ArduPlane/Log.cpp
@@ -33,7 +33,7 @@ bool Plane::print_log_menu(void)
         // Pass it the capitalised name of the log option, as defined
         // in defines.h but without the LOG_ prefix.  It will check for
         // the bit being set and print the name of the log option to suit.
- #define PLOG(_s) if (g.log_bitmask & MASK_LOG_ ## _s) cliSerial->printf(" %S", # _s)
+ #define PLOG(_s) if (g.log_bitmask & MASK_LOG_ ## _s) cliSerial->printf(" %s", # _s)
         PLOG(ATTITUDE_FAST);
         PLOG(ATTITUDE_MED);
         PLOG(GPS);