diff --git a/snowpack.config.js b/snowpack.config.js
index a2e2501..2afae11 100644
--- a/snowpack.config.js
+++ b/snowpack.config.js
@@ -31,13 +31,13 @@ module.exports = {
         /* ... */
     ],
     installOptions: {
-        sourceMap: false,
+        sourceMap: true,
     },
     devOptions: {
         /* ... */
     },
     buildOptions: {
-        sourceMaps: false,
+        sourceMaps: true,
         clean: true,
     },
     proxy: {
diff --git a/svelte.config.js b/svelte.config.js
index 455a336..530de84 100644
--- a/svelte.config.js
+++ b/svelte.config.js
@@ -1,6 +1,7 @@
 const sveltePreprocess = require("svelte-preprocess")
 module.exports = {
     preprocess: sveltePreprocess({
+        sourceMap: true,
         defaults: {
             script: "typescript",
         },
diff --git a/tsconfig.json b/tsconfig.json
index 7639c6c..b4ff67d 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,7 +1,7 @@
 {
     "extends": "@tsconfig/svelte/tsconfig.json",
 
-    "include": ["src/**/*", , "types/**/*"],
+    "include": ["src/**/*", "types/**/*"],
     "compilerOptions": {
         "module": "esnext",
         "typeRoots": ["./node_modules/@types", "./types"],