diff --git a/.gitattributes b/.gitattributes
index 5014f57..7c66156 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -51,6 +51,8 @@ icons/print.png -text
 icons/print_original.png -text
 icons/show_task.png -text
 icons/show_task_min.png -text
+icons/slice.png -text
+icons/slice_original.png -text
 icons/tool_annotation.png -text
 icons/tool_annotation_original.png -text
 icons/tool_contrast.png -text
diff --git a/icons/slice.png b/icons/slice.png
new file mode 100644
index 0000000..c9e8ca3
Binary files /dev/null and b/icons/slice.png differ
diff --git a/icons/slice_original.png b/icons/slice_original.png
new file mode 100644
index 0000000..3fcefd3
Binary files /dev/null and b/icons/slice_original.png differ
--
libgit2 0.21.2