diff --git a/openpgm.spec b/openpgm.spec
index 75d2dd7..3285045 100644
--- a/openpgm.spec
+++ b/openpgm.spec
@@ -46,12 +46,12 @@ This package contains OpenPGM related development libraries and header files.
 
 %prep
 %setup -q -n %{name}-release-%{version_dash}/%{name}/%{name_alias}
-%patch2 -p3
-%patch3 -p3
-%patch4 -p3
-%patch5 -p3
-%patch6 -p3
-%patch7 -p3
+%patch -P2 -p3
+%patch -P3 -p3
+%patch -P4 -p3
+%patch -P5 -p3
+%patch -P6 -p3
+%patch -P7 -p3
 dos2unix examples/getopt.c examples/getopt.h
 
 %build