diff --git a/appveyor.yml b/appveyor.yml
index b798fcc..97d014d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -3,6 +3,6 @@ version: '{branch}-{build}'
 image: Visual Studio 2019
 test: off
 install:
-  - cmd: git submodule update --init --recursive --depth=5
+  - cmd: git submodule update --init --recursive
 build_script:
   - cmd: PowerShell -Version 2.0 .\build.ps1