diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 813006ba9..d7d2715d6 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -61,7 +61,8 @@ jobs:
       run: |
         rustc -Vv
         cargo -V
-        RUST_BACKTRACE=1 cargo build
+        set RUST_BACKTRACE=1 
+        cargo build
       shell: cmd
 
     - name: test