diff --git a/components/nicegrid/images/make_res.bat b/components/nicegrid/images/make_res.bat
index 57c99b5b5..cfee113e5 100644
--- a/components/nicegrid/images/make_res.bat
+++ b/components/nicegrid/images/make_res.bat
@@ -1 +1 @@
-lazres ../source/nicegrid.res tnicegrid.bmp tnicegridsync.bmp
\ No newline at end of file
+lazres ../source/nicegrid.res tnicegrid.png tnicegridsync.png
diff --git a/components/nicegrid/images/tnicegrid.bmp b/components/nicegrid/images/tnicegrid.bmp
deleted file mode 100644
index 88754f52e..000000000
Binary files a/components/nicegrid/images/tnicegrid.bmp and /dev/null differ
diff --git a/components/nicegrid/images/tnicegrid.png b/components/nicegrid/images/tnicegrid.png
new file mode 100644
index 000000000..e03454118
Binary files /dev/null and b/components/nicegrid/images/tnicegrid.png differ
diff --git a/components/nicegrid/images/tnicegridsync.bmp b/components/nicegrid/images/tnicegridsync.bmp
deleted file mode 100644
index 88754f52e..000000000
Binary files a/components/nicegrid/images/tnicegridsync.bmp and /dev/null differ
diff --git a/components/nicegrid/images/tnicegridsync.png b/components/nicegrid/images/tnicegridsync.png
new file mode 100644
index 000000000..0d65dd238
Binary files /dev/null and b/components/nicegrid/images/tnicegridsync.png differ
diff --git a/components/nicegrid/source/nicegrid.res b/components/nicegrid/source/nicegrid.res
index b374c2a48..87b6f68f2 100644
Binary files a/components/nicegrid/source/nicegrid.res and b/components/nicegrid/source/nicegrid.res differ