diff --git a/appveyor.yml b/appveyor.yml
index eba98e6..695ac26 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,7 +2,7 @@ version: appveyor-{build}
 
 environment:
   matrix:
-    - elixir_version: 1.7.3
+    - elixir_version: 1.7.1
     - elixir_version: 1.6.6
     - elixir_version: 1.5.3