diff --git a/.alire/aws/alire.toml b/.alire/aws/alire.toml
index 0ea80cb6..3dcd73e6 100644
--- a/.alire/aws/alire.toml
+++ b/.alire/aws/alire.toml
@@ -38,5 +38,14 @@ UTIL_AWS_IMPL = ["1", "2", "3"]
 [gpr-set-externals]
 UTIL_AWS_IMPL = "3"
 
+# AWS is broken on Windows
+[available.'case(os)']
+linux = true
+freebsd = true
+macos = true
+windows = false
+'...' = false
+
+
 [configuration]
 disabled = true