diff --git a/src/mapper/src/routes/[projectId]/+page.svelte b/src/mapper/src/routes/[projectId]/+page.svelte
index 6ae5ac7bed..7695670eb6 100644
--- a/src/mapper/src/routes/[projectId]/+page.svelte
+++ b/src/mapper/src/routes/[projectId]/+page.svelte
@@ -124,7 +124,7 @@
 {/if}
 
 <!-- The main page -->
-<div class="h-[calc(100vh-4.625rem)]">
+<div class="h-[calc(100svh-4.625rem)]">
 	<MapComponent
 		setMapRef={(map) => {
 			mapComponent = map;