diff --git a/build/tfs/linux/smoketest.sh b/build/tfs/linux/smoketest.sh
index f44cae3906a8f5d9bb6f7e74b220eb74d34b37ba..e05b138cac87153fe02e802be897e98ef90b3116 100644
--- a/build/tfs/linux/smoketest.sh
+++ b/build/tfs/linux/smoketest.sh
@@ -26,8 +26,7 @@ step "Build minified" \
 	npm run gulp -- --max_old_space_size=4096 "vscode-linux-$ARCH-min"
 
 step "Configure environment" \
-	id -u testuser || (useradd -m testuser; chpasswd <<< testuser:testpassword)
-	su testuser
+	id -u testuser || (useradd -m testuser; chpasswd <<< testuser:testpassword); su testuser
 	cd $BUILD_REPOSITORY_LOCALPATH
 	git config --global user.name "Michel Kaporin"
 	git config --global user.email "monacotools@microsoft.com"