diff --git a/.appveyor.yml b/.appveyor.yml
index 0324998..68b313b 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -18,6 +18,7 @@ deploy:
   auth_token:
     secure: zSJnpSnrKY1NO5RPVBaD/uq7UPyc+GW7ecjPFqEMsLjtnd6H+iNfROdoeuxJgt5T
   artifact: Binaries
+  prerelease: true
   on:
     appveyor_repo_tag: true