diff --git a/stylelint.config.js b/stylelint.config.js
index 9c0899a1dd..c59b230aa5 100644
--- a/stylelint.config.js
+++ b/stylelint.config.js
@@ -1,3 +1,6 @@
+// @ts-check
+
+/** @type {import("stylelint").Config} */
 export default {
     extends: ["stylelint-config-standard"],
     plugins: ["stylelint-high-performance-animation"],
diff --git a/templates/zerver/emails/stylelint.config.js b/templates/zerver/emails/stylelint.config.js
index d3a6962039..7722550b44 100644
--- a/templates/zerver/emails/stylelint.config.js
+++ b/templates/zerver/emails/stylelint.config.js
@@ -1,3 +1,6 @@
+// @ts-check
+
+/** @type {import("stylelint").Config} */
 export default {
     extends: ["../../../stylelint.config"],
     rules: {