diff --git a/static/htmx.ts b/static/htmx.ts
index 3fde4b5..9a2aeb9 100644
--- a/static/htmx.ts
+++ b/static/htmx.ts
@@ -1,5 +1,7 @@
 export {};
 
+import { onReady } from "./utils";
+
 type ToastFn = (opts: { message: string; duration?: number }) => void;
 
 const getToast = (): ToastFn | null => {
@@ -33,15 +35,6 @@ const getTriggerFromHtmxEvent = (event: Event): Element | null => {
   return detail.detail?.elt ?? null;
 };
 
-const onReady = (fn: () => void): void => {
-  if (document.readyState === "loading") {
-    document.addEventListener("DOMContentLoaded", fn, { once: true });
-    return;
-  }
-
-  fn();
-};
-
 onReady(() => {
   document.addEventListener("htmx:beforeRequest", (event) => {
     setBusy(getTriggerFromHtmxEvent(event), true);
diff --git a/static/shell.ts b/static/shell.ts
index 99f5535..aacfa13 100644
--- a/static/shell.ts
+++ b/static/shell.ts
@@ -1,13 +1,6 @@
 export {};
 
-const onReady = (fn: () => void): void => {
-  if (document.readyState === "loading") {
-    document.addEventListener("DOMContentLoaded", fn, { once: true });
-    return;
-  }
-
-  fn();
-};
+import { onReady } from "./utils";
 
 const isMobileViewport = (): boolean => window.matchMedia("(max-width: 1023px)").matches;
 
diff --git a/static/utils.ts b/static/utils.ts
index b82451d..def6031 100644
--- a/static/utils.ts
+++ b/static/utils.ts
@@ -11,3 +11,12 @@ export const parseClassList = (value: string | null): string[] => {
     .map((entry: string): string => entry.trim())
     .filter((entry: string): boolean => entry.length > 0);
 };
+
+export const onReady = (fn: () => void): void => {
+  if (document.readyState === "loading") {
+    document.addEventListener("DOMContentLoaded", fn, { once: true });
+    return;
+  }
+
+  fn();
+};
diff --git a/static/watchlist.ts b/static/watchlist.ts
index 75809fc..b902d73 100644
--- a/static/watchlist.ts
+++ b/static/watchlist.ts
@@ -458,15 +458,6 @@ const getRenderedWatchlistIds = (): number[] => {
   return Array.from(ids);
 };
 
-const onReady = (fn: () => void): void => {
-  if (document.readyState === "loading") {
-    document.addEventListener("DOMContentLoaded", fn, { once: true });
-    return;
-  }
-
-  fn();
-};
-
 const installDelegatedHandlers = (): void => {
   document.addEventListener("click", (event) => {
     const target = event.target;
@@ -537,3 +528,4 @@ onReady(() => {
 
   installDelegatedHandlers();
 });
+import { onReady } from "./utils";