diff --git a/week3/files/exports/library.svg b/week3/files/exports/library.svg
deleted file mode 100644
index 92fed00..0000000
--- a/week3/files/exports/library.svg
+++ /dev/null
@@ -1,39 +0,0 @@
-
-
-
-
diff --git a/week3/files/exports/tool.svg b/week3/files/exports/tool.svg
deleted file mode 100644
index e8554e5..0000000
--- a/week3/files/exports/tool.svg
+++ /dev/null
@@ -1,30 +0,0 @@
-
-
-
-
diff --git a/week3/files/exports/tool_library.svg b/week3/files/exports/tool_library.svg
index a632015..3300035 100644
--- a/week3/files/exports/tool_library.svg
+++ b/week3/files/exports/tool_library.svg
@@ -10,40 +10,57 @@
xml:space="preserve"
xmlns="http://www.w3.org/2000/svg"
xmlns:svg="http://www.w3.org/2000/svg">
+ id="defs1" />
diff --git a/week3/files/exports/tool_library2.svg b/week3/files/exports/tool_library2.svg
deleted file mode 100644
index 3300035..0000000
--- a/week3/files/exports/tool_library2.svg
+++ /dev/null
@@ -1,66 +0,0 @@
-
-
-
-