diff --git a/apps/dotcom/src/components/MultiplayerEditor.tsx b/apps/dotcom/src/components/MultiplayerEditor.tsx
index 5fe2793e0..10f53df4e 100644
--- a/apps/dotcom/src/components/MultiplayerEditor.tsx
+++ b/apps/dotcom/src/components/MultiplayerEditor.tsx
@@ -113,7 +113,7 @@ export function MultiplayerEditor({
 	const handleUiEvent = useHandleUiEvents()
 
 	const storeWithStatus = useRemoteSyncClient({
-		uri: `${MULTIPLAYER_SERVER}${RoomOpenModeToPath[roomOpenMode]}/${roomSlug}`,
+		uri: `${MULTIPLAYER_SERVER}/${RoomOpenModeToPath[roomOpenMode]}/${roomSlug}`,
 		roomId: roomSlug,
 	})
 
diff --git a/apps/dotcom/src/components/ShareMenu.tsx b/apps/dotcom/src/components/ShareMenu.tsx
index 672490758..5cbbb7dc0 100644
--- a/apps/dotcom/src/components/ShareMenu.tsx
+++ b/apps/dotcom/src/components/ShareMenu.tsx
@@ -38,8 +38,8 @@ type ShareState = {
 
 function isSharedReadonlyUrl(pathname: string) {
 	return (
-		pathname.startsWith(`${RoomOpenModeToPath[ROOM_OPEN_MODE.READ_ONLY]}/`) ||
-		pathname.startsWith(`${RoomOpenModeToPath[ROOM_OPEN_MODE.READ_ONLY_LEGACY]}/`)
+		pathname.startsWith(`/${RoomOpenModeToPath[ROOM_OPEN_MODE.READ_ONLY]}/`) ||
+		pathname.startsWith(`/${RoomOpenModeToPath[ROOM_OPEN_MODE.READ_ONLY_LEGACY]}/`)
 	)
 }
 
@@ -79,9 +79,7 @@ async function getReadonlyUrl() {
 	if (!data.slug) return
 
 	segments[1] =
-		RoomOpenModeToPath[
-			data.isLegacy ? ROOM_OPEN_MODE.READ_ONLY_LEGACY : ROOM_OPEN_MODE.READ_ONLY
-		].substring(1)
+		RoomOpenModeToPath[data.isLegacy ? ROOM_OPEN_MODE.READ_ONLY_LEGACY : ROOM_OPEN_MODE.READ_ONLY]
 	segments[2] = data.slug
 	const newPathname = segments.join('/')