diff --git a/crates/notary/server/tee/config/config.yaml b/crates/notary/server/tee/config/config.yaml
index 7c9bdcafd..b0ded8c0a 100644
--- a/crates/notary/server/tee/config/config.yaml
+++ b/crates/notary/server/tee/config/config.yaml
@@ -44,3 +44,5 @@ logging:
 authorization:
   enabled: false
   whitelist_csv_path: "."
+
+concurrency: 32