diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..093004f
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+Gemfile.lock
+pkg/
+coverage/
diff --git a/chart.svg b/chart.svg
index b9746cf..9c5f71d 100644
--- a/chart.svg
+++ b/chart.svg
@@ -3,4 +3,4 @@
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
\ No newline at end of file
+MTWTFSSOctNovDecJanFebMarAprMayJunJulAug
\ No newline at end of file
diff --git a/other_user.svg b/other_user.svg
index 997048d..b5a23f7 100644
--- a/other_user.svg
+++ b/other_user.svg
@@ -3,4 +3,4 @@
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
\ No newline at end of file
+MTWTFSSOctNovDecJanFebMarAprMayJunJulAug
\ No newline at end of file