diff --git a/ArduCopterMega/Log.pde b/ArduCopterMega/Log.pde
index d994378c6c..098ca2f843 100644
--- a/ArduCopterMega/Log.pde
+++ b/ArduCopterMega/Log.pde
@@ -165,6 +165,7 @@ select_logs(uint8_t argc, const Menu::arg *argv)
 	//
 	if (!strcasecmp_P(argv[1].str, PSTR("all"))) {
 		bits = ~(bits = 0);
+		bits = bits ^ MASK_LOG_SET_DEFAULTS;
 	} else {
 		#define TARG(_s)	if (!strcasecmp_P(argv[1].str, PSTR(#_s))) bits |= MASK_LOG_ ## _s
 		TARG(ATTITUDE_FAST);