diff --git a/app/assets/stylesheets/qr-codes.css b/app/assets/stylesheets/qr-codes.css
index 8413daed7..e479e6bfe 100644
--- a/app/assets/stylesheets/qr-codes.css
+++ b/app/assets/stylesheets/qr-codes.css
@@ -1,7 +1,7 @@
 @layer components {
   .qr-code {
     aspect-ratio: 1;
-    block-size: 50dvh;
     border-radius: 1ch;
+    inline-size: 50dvh;
   }
 }