diff --git a/python-setuptools.spec b/python-setuptools.spec
index 848dfb7..68cc65e 100644
--- a/python-setuptools.spec
+++ b/python-setuptools.spec
@@ -25,7 +25,7 @@ Authors:
 %prep
 
 %setup -q -n %{modname}-%{version}%{extraver}
-find . -name *.txt -print0 | xargs -r -0 chmod -v 644
+find . -name "*.txt" -exec chmod -v 644 {} ";"
 
 %build