diff --git a/packages/react-div-100vh/src/index.tsx b/packages/react-div-100vh/src/index.tsx
index 1f9139f..80a0ee3 100644
--- a/packages/react-div-100vh/src/index.tsx
+++ b/packages/react-div-100vh/src/index.tsx
@@ -65,5 +65,5 @@ function useWasRenderedOnClientAtLeastOnce() {
 }
 
 function isClient() {
-  return typeof window !== 'undefined'
+  return typeof window !== 'undefined' && typeof document !== 'undefined'
 }