diff --git a/appveyor.yml b/appveyor.yml
index 73da0e5432..a67f6e5c10 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -18,6 +18,9 @@ install:
   # Fix undefined references to __imp__difftime64()
   - sed -rie "s/_CRTIMP (double __cdecl _difftime64)/\1/" "C:\msys64\mingw64\x86_64-w64-mingw32\include\time.h"
   -
+  - mkdir target\release\deps
+  - cp C:\Windows\System32\ntdll.dll target\release\deps
+  -
   - curl -SL https://win.rustup.rs/ -oC:\rustup-init.exe
   - C:\rustup-init.exe -y --default-host="x86_64-pc-windows-gnu"