diff --git a/osu.iOS/Linker.xml b/osu.iOS/Linker.xml
index 04591c55d0..b55be3be39 100644
--- a/osu.iOS/Linker.xml
+++ b/osu.iOS/Linker.xml
@@ -24,4 +24,8 @@
     <assembly fullname="osu.Game.Rulesets.Osu">
         <type fullname="*" />
     </assembly>
+    <assembly fullname="mscorlib">
+        <!-- see https://github.com/ppy/osu/issues/21516 -->
+        <type fullname="System.Globalization.*Calendar"/>
+    </assembly>
 </linker>