diff --git a/src-rust/src/utilities/cached.rs b/src-rust/src/utilities/cached.rs
index 54b052f..0737ccd 100644
--- a/src-rust/src/utilities/cached.rs
+++ b/src-rust/src/utilities/cached.rs
@@ -83,9 +83,10 @@ impl Cached {
         #[cfg(all(target_os = "macos", target_arch = "aarch64"))]
         {
             // Apple lies about page size in libc on M1 says it's 4096 instead of 16384
-            *page_size = MmapOptions::page_size() as i32;
+            *page_size = 16384;
         }
 
+        // Blame Apple
         *allocation_granularity =
             std::cmp::max(MmapOptions::allocation_granularity() as i32, *page_size);
     }