diff --git a/appveyor.yml b/appveyor.yml
index 68a52e0d46..feaf5a1771 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -8,7 +8,7 @@ services:
 stack: node 10
 install:
 - sh: npm i -g gulp
-- sh: docker login -u $DOCKER_USERNAME -p $DOCKER_PASSWORD
+- sh: echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
 - cmd: choco install cloc --no-progress
 - cmd: "cloc --include-lang C#,SQL,Razor,\"Bourne Shell\",PowerShell,HTML,CSS,Sass,JavaScript,TypeScript --vcs git"
 before_build: