diff --git a/appveyor.yml b/appveyor.yml
index 4524fbe9..ee0f6e0a 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -17,7 +17,7 @@ environment:
     PACKAGE: containers
   - OPAM_SWITCH: 4.06.0+mingw64c
     PACKAGE: containers
-  - CYG_ROOT: C:\cygwin32
+  - CYG_ROOT: C:\cygwin
     OPAM_SWITCH: 4.06.0+mingw32c
     PACKAGE: containers
 install: