diff --git a/data/map_01.png b/data/map_01.png
index a2be8a0..2da3f5c 100644
Binary files a/data/map_01.png and b/data/map_01.png differ
diff --git a/data/map_03.png b/data/map_03.png
index 48b9cb0..3aebcb9 100644
Binary files a/data/map_03.png and b/data/map_03.png differ
diff --git a/stb_connected_components.h b/stb_connected_components.h
index c3b6886..57fa55c 100644
--- a/stb_connected_components.h
+++ b/stb_connected_components.h
@@ -33,7 +33,7 @@
 //    - better API documentation
 //    - more comments
 //    - try re-integrating naive algorithm & compare performance
-//    - more optimized batching (current approach still recomputes clumps many times)
+//    - more optimized batching (current approach still recomputes local clumps many times)
 //    - function for setting a grid of squares at once (just use batching)
 //    - shrink data by storing only, say, 2X max exits
 //      (instead of max exits per clump), and repack cluster
diff --git a/tests/stb.dsp b/tests/stb.dsp
index bc4cf60..eff7541 100644
--- a/tests/stb.dsp
+++ b/tests/stb.dsp
@@ -42,7 +42,7 @@ RSC=rc.exe
 # PROP Ignore_Export_Lib 0
 # PROP Target_Dir ""
 # ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD CPP /nologo /G6 /MT /W3 /GX /Z7 /O2 /Ob2 /I ".." /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /D "TT_TEST" /FD /c
+# ADD CPP /nologo /G6 /MT /W3 /GX /Z7 /O2 /Ob2 /I ".." /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /D "GRID_TEST" /FD /c
 # ADD BASE RSC /l 0x409 /d "NDEBUG"
 # ADD RSC /l 0x409 /d "NDEBUG"
 BSC32=bscmake.exe