diff --git a/crates/registry-mock/src/mock_instance.rs b/crates/registry-mock/src/mock_instance.rs
index 600b87d5..53dcea6d 100644
--- a/crates/registry-mock/src/mock_instance.rs
+++ b/crates/registry-mock/src/mock_instance.rs
@@ -234,6 +234,8 @@ impl Drop for RegistryAnchor {
             return;
         }
 
+        anchor.save();
+
         let pid = anchor.info.pid;
         eprintln!("info: There are no more users that use the mocked server");
         eprintln!("info: Terminating mocked registry with the kill command (kill {pid})...");