diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..87556b3
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+# While working on the spec, we will generate the spec locally to the same directory.
+# The repo on github will automatically generate a spec html file so we should not track
+# the spec html we create.
+docs/spec.html
\ No newline at end of file