diff --git a/src/back/msl/writer.rs b/src/back/msl/writer.rs
index ce57588240..1b0791b573 100644
--- a/src/back/msl/writer.rs
+++ b/src/back/msl/writer.rs
@@ -4739,8 +4739,8 @@ fn test_stack_size() {
         }
         let stack_size = addresses_end - addresses_start;
         // check the size (in debug only)
-        // last observed macOS value: 19152 (CI)
-        if !(9000..=20000).contains(&stack_size) {
+        // last observed macOS value: 22256 (CI)
+        if !(15000..=25000).contains(&stack_size) {
             panic!("`put_block` stack size {stack_size} has changed!");
         }
     }