diff --git a/appveyor.yml b/appveyor.yml
index f7f7e3b9..b3eaebc5 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -14,7 +14,7 @@ build: off
 init:
 - cmd: set PATH=C:\Python37;C:\Python37\Scripts;%PATH%
 
-install: python -m pip install -r requirements-dev.txt
+install: python -m pip install --retries 3 -r requirements-dev.txt
 
 # the '-u' flag is required so the output is in the correct order.
 # See https://github.com/joerick/cibuildwheel/pull/24 for more info.