diff --git a/components/ui/sidebar.tsx b/components/ui/sidebar.tsx
index 6fd08de..1000e7f 100644
--- a/components/ui/sidebar.tsx
+++ b/components/ui/sidebar.tsx
@@ -81,16 +81,15 @@ const SidebarProvider = React.forwardRef<
     const open = openProp ?? _open;
     const setOpen = React.useCallback(
       (value: boolean | ((value: boolean) => boolean)) => {
+        const openState = typeof value === 'function' ? value(open) : value;
         if (setOpenProp) {
-          return setOpenProp?.(
-            typeof value === 'function' ? value(open) : value
-          );
+          setOpenProp(openState);
+        } else {
+          _setOpen(openState);
         }
 
-        _setOpen(value);
-
         // This sets the cookie to keep the sidebar state.
-        document.cookie = `${SIDEBAR_COOKIE_NAME}=${open}; path=/; max-age=${SIDEBAR_COOKIE_MAX_AGE}`;
+        document.cookie = `${SIDEBAR_COOKIE_NAME}=${openState}; path=/; max-age=${SIDEBAR_COOKIE_MAX_AGE}`;
       },
       [setOpenProp, open]
     );