diff --git a/.web-ext-config.mjs b/.web-ext-config.mjs
new file mode 100644
index 00000000..32f39c08
--- /dev/null
+++ b/.web-ext-config.mjs
@@ -0,0 +1,10 @@
+export default {
+  run: {
+    firefox: "C:\\Program Files\\Firefox Developer Edition\\firefox.exe",
+    firefoxProfile: "default-release",
+    keepProfileChanges: true
+  },
+  build: {
+    overwriteDest: true
+  }
+};