diff --git a/Recast/Source/RecastFilter.cpp b/Recast/Source/RecastFilter.cpp
index e17105b..9d3e63c 100644
--- a/Recast/Source/RecastFilter.cpp
+++ b/Recast/Source/RecastFilter.cpp
@@ -154,11 +154,12 @@ void rcFilterLedgeSpans(rcContext* ctx, const int walkableHeight, const int walk
 				// The current span is close to a ledge if the drop to any
 				// neighbour span is less than the walkableClimb.
 				if (minh < -walkableClimb)
+				{
 					s->area = RC_NULL_AREA;
-					
+				}
 				// If the difference between all neighbours is too large,
 				// we are at steep slope, mark the span as ledge.
-				if ((asmax - asmin) > walkableClimb)
+				else if ((asmax - asmin) > walkableClimb)
 				{
 					s->area = RC_NULL_AREA;
 				}