diff --git a/appveyor.yml b/appveyor.yml
index 45b9f0e1..7bbd72ac 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -37,7 +37,8 @@ test_script:
 
 before_deploy:
   # Generate artifacts for release
-  - RUSTFLAGS="-C target-feature=+ssse3" cargo build --release --features simd-accel
+  - SET RUSTFLAGS="-C target-feature=+ssse3"
+  - cargo build --release --features simd-accel
   - mkdir staging
   # TODO update this part to copy the artifacts that make sense for your project
   - copy target\release\xrep.exe staging
diff --git a/src/sys.rs b/src/sys.rs
index 838f3541..15205cc7 100644
--- a/src/sys.rs
+++ b/src/sys.rs
@@ -37,6 +37,6 @@ pub fn stdout_is_atty() -> bool {
     unsafe {
         let fd = winapi::winbase::STD_OUTPUT_HANDLE;
         let mut out = 0;
-        kernel32::GetConsoleMode(handle, &mut out) != 0
+        kernel32::GetConsoleMode(kernel32::GetStdHandle(fd), &mut out) != 0
     }
 }