diff --git a/corelib/include/rtabmap/core/Parameters.h b/corelib/include/rtabmap/core/Parameters.h
index 4bb3aa62..12c23a91 100644
--- a/corelib/include/rtabmap/core/Parameters.h
+++ b/corelib/include/rtabmap/core/Parameters.h
@@ -149,7 +149,7 @@ class RTABMAP_EXP Parameters
 	RTABMAP_PARAM(Mem, RecentWmRatio,           float, 0.2, 	"Ratio of locations after the last loop closure in WM that cannot be transferred.");
 	RTABMAP_PARAM(Mem, RehearsalIdUpdatedToNewOne, bool, false, "On merge, update to new id. When false, no copy.");
 	RTABMAP_PARAM(Mem, GenerateIds,             bool, true,     "True=Generate location Ids, False=use input image ids.");
-	RTABMAP_PARAM(Mem, BadSignaturesIgnored,    bool, true,     "Bad signatures are ignored.")
+	RTABMAP_PARAM(Mem, BadSignaturesIgnored,    bool, false,     "Bad signatures are ignored.")
 
 	// KeypointMemory (Keypoint-based)
 	RTABMAP_PARAM(Kp, PublishKeypoints,      bool, true, 		"Publishing keypoints.");