diff --git a/src/components/Header.tsx b/src/components/Header.tsx
index 32b68e674..59693a07e 100644
--- a/src/components/Header.tsx
+++ b/src/components/Header.tsx
@@ -63,7 +63,7 @@ export const Header = () => {
           },
           overflow: 'hidden',
           [theme.breakpoints.down('md')]: {
-            boxShadow: 'none',
+            boxShadow: 'none !important',
             borderBottom: '1px solid',
             borderColor: 'background.default',
           },
diff --git a/src/components/NavigationMobile.tsx b/src/components/NavigationMobile.tsx
index c78450413..7fc22b9ef 100644
--- a/src/components/NavigationMobile.tsx
+++ b/src/components/NavigationMobile.tsx
@@ -30,7 +30,7 @@ export const NavigationMobile = (): JSX.Element => {
 
   return (
     <Grid
-      className="sticky"
+      className="with-shadow sticky"
       item
       xs={12}
       sx={{