diff --git a/.drone.yml b/.drone.yml
index e7d0ac9..1ea9675 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -76,7 +76,7 @@ steps:
       - dir deploy
       - move $Env:releasedir $Env:builddir
       - powershell -command "Compress-Archive -Path $Env:builddir -DestinationPath $Env:zip"
-      - powershell -command "(Get-FileHash $Env:zip -Algorithm sha512).Hash" > ${Env:zipsha}
+      - powershell -command "(Get-FileHash $Env:zip -Algorithm sha512).Hash" > $Env:zipsha
       - move $Env:zip deploy\$Env:builddir
       - move $Env:zipsha deploy\$Env:builddir