diff --git a/rpm.spec b/rpm.spec
index 59d5562b830706ca2f934e7b23948173a12b7576..ecc839c8e38e02b6705316cca762d411b4d26419 100644
--- a/rpm.spec
+++ b/rpm.spec
@@ -1,6 +1,6 @@
 Name:          rpm
 Version:       4.15.1
-Release:       17
+Release:       18
 Summary:       RPM Package Manager
 License:       GPLv2+
 URL:           http://www.rpm.org/
@@ -22,6 +22,7 @@ Patch12: Use-common-error-logic-regardless-of-setexecfilecon-.patch
 Patch13: Generate-digest-lists.patch
 Patch14: Add-digest-list-plugin.patch
 Patch15: Don-t-add-dist-to-release-if-it-is-already-there.patch
+Patch16: Use-user.digest_list-to-avoid-duplicate-processing-o.patch
 
 BuildRequires: gcc autoconf automake libtool make gawk popt-devel openssl-devel readline-devel libdb-devel 
 BuildRequires: zlib-devel libzstd-devel xz-devel bzip2-devel libarchive-devel ima-evm-utils-devel
@@ -290,6 +291,12 @@ make check || (cat tests/rpmtests.log; exit 0)
 %{_mandir}/man1/gendiff.1*
 
 %changelog
+* Tue Sep 08 2020 Roberto Sassu <roberto.sassu@huawei.com> - 4.15.1-18
+- Type:enhancement
+- ID:NA
+- SUG:NA
+- DESC:use user.digest_list to avoid duplicate processing of the digest lists
+
 * Tue Jul 14 2020 Roberto Sassu <roberto.sassu@huawei.com> - 4.15.1-17
 - Type:enhancement
 - ID:NA