diff --git a/.appveyor.yml b/.appveyor.yml
index e84961e..1ff8965 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -4,7 +4,7 @@ environment:
   global:
     PROJECT_NAME: doukutsu-rs
   matrix:
-    - channel: stable
+    - channel: nightly
       target: x86_64-pc-windows-msvc
       target_name: win64
       job_name: windows-x64
@@ -13,8 +13,8 @@ environment:
 #      target: i686-pc-windows-msvc
 #      target_name: win32
 #      job_name: windows-x32
-    - channel: stable
-      target: x86_64-pc-windows-msvc
+    - channel: nightly
+      target: x86_64-apple-darwin
       target_name: macos
       job_name: mac-x64
       appveyor_build_worker_image: macos
@@ -60,7 +60,7 @@ for:
         - appveyor_build_worker_image: macos
         
     install:
-      - curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
+      - curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -- -yv --default-toolchain $channel --default-host $target
       - export PATH=$PATH:$HOME/.cargo/bin
       - rustup update
       - rustup default $channel