diff --git a/chart/.helmignore b/chart/.helmignore
new file mode 100644
index 0000000..0cbed47
--- /dev/null
+++ b/chart/.helmignore
@@ -0,0 +1,37 @@
+# A helm chart's templates and default values can be packaged into a .tgz file.
+# When doing that, not everything should be bundled into the .tgz file. This
+# file describes what to not bundle.
+#
+# Manually added by us
+# --------------------
+#
+dev-values.yaml
+mastodon-*.tgz
+
+
+# Boilerplate .helmignore from `helm create mastodon`
+# ---------------------------------------------------
+#
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/