diff --git a/appveyor.yml b/appveyor.yml
index 6a497193d79a..2fa7a74c7c6d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -27,8 +27,8 @@ build: false
 
 test_script:
     - set RUST_BACKTRACE=1
-    - cargo build
-    - cargo test
+    - cargo build --locked --release
+    - cargo test --locked --release
 
 notifications:
     - provider: Email