diff --git a/.changeset/shiny-spoons-shout.md b/.changeset/shiny-spoons-shout.md
new file mode 100644
index 0000000..a47d588
--- /dev/null
+++ b/.changeset/shiny-spoons-shout.md
@@ -0,0 +1,5 @@
+---
+"bun-stimulus-plugin": patch
+---
+
+Lower bundle size by ignoring files.
diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000..2bc2db4
--- /dev/null
+++ b/.npmignore
@@ -0,0 +1,16 @@
+.eslintignore
+.eslintrc
+.gitignore
+.prettierignore
+.prettierrc.json
+bun.lockb
+bun.sh
+bunfig.toml
+compose.yml
+Makefile
+tsconfig.json
+tsup.config.ts
+.changeset
+.github
+node_modules
+test
diff --git a/.prettierignore b/.prettierignore
index 77d49c7..f162e37 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -5,3 +5,4 @@ package.json
 .vscode/*
 test/build/*
 CHANGELOG.md
+.changeset/*