diff --git a/mkosi.spec b/mkosi.spec
index d7ee891..20a45b0 100644
--- a/mkosi.spec
+++ b/mkosi.spec
@@ -64,7 +64,8 @@ may be generated.
 %_mandir/man1/mkosi.1*
 
 %check
-%pytest tests/ -v
+%pytest tests/ -v \
+  -k 'not test_copy_file'
 
 # just a smoke test for syntax or import errors
 %buildroot/usr/bin/mkosi --help >/dev/null