diff --git a/rubygem-ruby-shadow.spec b/rubygem-ruby-shadow.spec
index 37d3267..dfc01d1 100644
--- a/rubygem-ruby-shadow.spec
+++ b/rubygem-ruby-shadow.spec
@@ -36,9 +36,9 @@ Documentation for %{name}.
 
 %prep
 %setup -q  -n  %{gem_name}-%{version}
-%patch1 -p1
-%patch2 -p1
-%patch0 -p1
+%patch -P1 -p1
+%patch -P2 -p1
+%patch -P0 -p1
 cp %{SOURCE1} .
 
 %build