diff --git a/nimterop.nimble b/nimterop.nimble
index 108d935..8008b27 100644
--- a/nimterop.nimble
+++ b/nimterop.nimble
@@ -51,6 +51,7 @@ task test, "Test":
   # getHeader tests
   withDir("tests"):
     execCmd("nim e getheader.nims")
-    execCmd("nim e wrappers.nims")
+    if not existsEnv("APPVEYOR"):
+      execCmd("nim e wrappers.nims")
 
   docsTask()