diff --git a/resources/scripts/.appveyor-build-win.ps1 b/resources/scripts/.appveyor-build-win.ps1
index 88eadcea0..005983d09 100644
--- a/resources/scripts/.appveyor-build-win.ps1
+++ b/resources/scripts/.appveyor-build-win.ps1
@@ -30,11 +30,13 @@ Invoke-WebRequest -Uri $qtbase_url -OutFile $output
 
 $qt_mysql_dir = "./qtbase-everywhere-src-5.14.2/src/plugins/sqldrivers"
 $mysql_d_rev = $mysql_dir.Replace('\', '/')
-$qmake_args_mysql = "MYSQL_INCDIR=`"$mysql_d_rev/include`" MYSQL_LIBDIR=`"$mysql_d_rev/lib`""
+$qmake_args_mysql = "`"MYSQL_INCDIR=$mysql_d_rev/include`" `"MYSQL_LIBDIR=$mysql_d_rev/lib`""
 
 echo "$qmake_args_mysql"
 
-qmake.exe "`"$qmake_args_mysql`"" "$qt_mysql_dir/sqldrivers.pro"
+cd "$qt_mysql_dir"
+
+qmake.exe -- "$qmake_args_mysql"
 
 nmake.exe sub-mysql
 ls