diff --git a/src/p_lnspec.cpp b/src/p_lnspec.cpp
index 8640f2cb1..ec8e609c3 100644
--- a/src/p_lnspec.cpp
+++ b/src/p_lnspec.cpp
@@ -565,7 +565,7 @@ FUNC(LS_Generic_Floor)
 	}
 
 	return EV_DoFloor (type, ln, arg0, SPEED(arg1), arg2,
-					   (arg4 & 16) ? 20 : -1, arg4 & 7, false);
+					   (arg4 & 16) ? 20 : -1, arg4 & 7, true);
 					   
 }