diff --git a/arpack.spec b/arpack.spec
index 2a73294..97797f2 100644
--- a/arpack.spec
+++ b/arpack.spec
@@ -146,8 +146,7 @@ pushd EXAMPLES ; make clean ; popd
 popd
 %endif
 
-%post -p /sbin/ldconfig
-%postun -p /sbin/ldconfig
+%ldconfig_scriptlets
 
 %files
 %doc src/CHANGES src/README.md