diff --git a/packages/ckeditor5-math/theme/icons/cancel.svg b/packages/ckeditor5-math/theme/icons/cancel.svg
deleted file mode 100644
index 6f755ce79..000000000
--- a/packages/ckeditor5-math/theme/icons/cancel.svg
+++ /dev/null
@@ -1,4 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round">
-	<path d="M4 4L12 12" />
-	<path d="M12 4L4 12" />
-</svg>
diff --git a/packages/ckeditor5-math/theme/icons/check.svg b/packages/ckeditor5-math/theme/icons/check.svg
deleted file mode 100644
index d62f08d2e..000000000
--- a/packages/ckeditor5-math/theme/icons/check.svg
+++ /dev/null
@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
-	<path d="M3.5 8.5L6.5 11.5 12.5 5.5" />
-</svg>