diff --git a/CMakeLists.txt b/CMakeLists.txt
index 71e625e54..7116b33e2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1527,6 +1527,7 @@ set(EXPECTED_DATA
   mapres/water.png
   mapres/winter_doodads.png
   mapres/winter_main.png
+  mapres/winter_main_0.7.png
   mapres/winter_mountains.png
   mapres/winter_mountains2.png
   mapres/winter_mountains3.png
diff --git a/data/mapres/winter_main_0.7.png b/data/mapres/winter_main_0.7.png
new file mode 100644
index 000000000..51564cf4e
Binary files /dev/null and b/data/mapres/winter_main_0.7.png differ