diff --git a/tools/playground/incrementalsearch.cpp b/tools/playground/incrementalsearch.cpp
index 96a9039da..0e9529cf1 100644
--- a/tools/playground/incrementalsearch.cpp
+++ b/tools/playground/incrementalsearch.cpp
@@ -399,7 +399,7 @@ void FindVectorByLength(DFHack::ContextManager & DFMgr, vector <DFHack::t_memran
         SegmentedFinder sf(ranges,DF);
         //sf.Incremental<int ,vecTriplet>(0,4,found,vectorAll);
         //sf.Filter<uint32_t,vecTriplet>(length * element_size,found,vectorLength<uint32_t>);
-        sf.Incremental<uint32_t,vecTriplet>(length * element_size, found, vectorLength<uint32_t>);
+        sf.Incremental<uint32_t,vecTriplet>(length * element_size, 4 , found, vectorLength<uint32_t>);
         DF->Detach();
     }
 }