diff --git a/tests/images/svg/flat-color-icons.png b/tests/images/svg/flat-color-icons.png
index f4ba9f4..5849b4f 100644
Binary files a/tests/images/svg/flat-color-icons.png and b/tests/images/svg/flat-color-icons.png differ
diff --git a/tests/images/svg/ionicons.png b/tests/images/svg/ionicons.png
index e5ff3a1..7aa23d4 100644
Binary files a/tests/images/svg/ionicons.png and b/tests/images/svg/ionicons.png differ
diff --git a/tests/images/svg/twbs-icons.png b/tests/images/svg/twbs-icons.png
index 98ad662..9edb13a 100644
Binary files a/tests/images/svg/twbs-icons.png and b/tests/images/svg/twbs-icons.png differ
diff --git a/tests/megatest.nim b/tests/megatest.nim
index 0d001e6..b0ec4f8 100644
--- a/tests/megatest.nim
+++ b/tests/megatest.nim
@@ -43,7 +43,7 @@ proc renderIconSet(index: int) =
     images.add((name, image))
 
   let
-    columns = 50
+    columns = 40
     rows = (images.len + columns - 1) div columns
     rendered = newImage((width + 4) * columns, (height + 4) * rows)