diff --git a/src/components/layout/Header.tsx b/src/components/layout/Header.tsx
index 706e7d8..80e973d 100644
--- a/src/components/layout/Header.tsx
+++ b/src/components/layout/Header.tsx
@@ -52,7 +52,10 @@ export const Header: React.FC = () => {
         <FlexBox sx={{ alignItems: 'center', gap: 1 }}>
           <Avatar
             sx={{ width: 32, height: 32, fontSize: '14px' }}
-            src={import.meta.env.VITE_IMAGE_BASE_URL + '/' + user.picture}
+            src={
+              user.picture &&
+              import.meta.env.VITE_IMAGE_BASE_URL + '/' + user.picture
+            }
           >
             {user.firstName.charAt(0) + ' ' + user.lastName.charAt(0)}
           </Avatar>