diff --git a/src/_icons/binary-tree-3.svg b/src/_icons/binary-tree-3.svg
deleted file mode 100644
index c82d18792..000000000
--- a/src/_icons/binary-tree-3.svg
+++ /dev/null
@@ -1,16 +0,0 @@
----
----
-<svg>
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diff --git a/src/_icons/binary-tree-4.svg b/src/_icons/binary-tree-4.svg
deleted file mode 100644
index bf4dcfb0c..000000000
--- a/src/_icons/binary-tree-4.svg
+++ /dev/null
@@ -1,15 +0,0 @@
----
----
-<svg>
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