diff --git a/ipset.spec b/ipset.spec
index 2b41d65..bc6504d 100644
--- a/ipset.spec
+++ b/ipset.spec
@@ -104,11 +104,11 @@ when matching an entry against a set.
 
 %prep
 %setup -q
-%patch1 -p1
+%patch -P 1 -p1
 
 %build
 # build wants to call modinfo at some point
-export PATH="$PATH:%_prefix/sbin"
+export PATH="$PATH:%_sbindir"
 autoreconf -fi
 %if 0%{?ipset_build_kmp}
 for flavor in %flavors_to_build; do
@@ -128,7 +128,7 @@ done
 make %{?_smp_mflags}
 
 %install
-export PATH="$PATH:%_prefix/sbin"
+export PATH="$PATH:%_sbindir"
 b=%buildroot
 %if 0%{?ipset_build_kmp}
 for flavor in %flavors_to_build; do
@@ -139,7 +139,7 @@ for flavor in %flavors_to_build; do
 done;
 %endif
 make %{?_smp_mflags} install DESTDIR="$b"
-find %buildroot -type f -name "*.la" -delete -print
+find "$b/%_libdir/" -type f -name "*.la" -delete -print
 
 %post   -n %lname -p /sbin/ldconfig
 %postun -n %lname -p /sbin/ldconfig