diff --git a/appveyor.yml b/appveyor.yml
index 4401d97fd6ac4f092af524278e4265495520b6b4..9694e40a3fc1aa34b1c5f819c5f9a9b41c049b45 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,7 +1,7 @@
 environment:
   matrix:
-  - TARGET: 1.13.0-x86_64-pc-windows-msvc
-  - TARGET: 1.13.0-x86_64-pc-windows-gnu
+  - TARGET: 1.15.0-x86_64-pc-windows-msvc
+  - TARGET: 1.15.0-x86_64-pc-windows-gnu
   - TARGET: beta-x86_64-pc-windows-msvc
   - TARGET: beta-x86_64-pc-windows-gnu
 install: