diff --git a/SPECS/mstflint.spec b/SPECS/mstflint.spec
index cbc0de7..9570c71 100644
--- a/SPECS/mstflint.spec
+++ b/SPECS/mstflint.spec
@@ -2,16 +2,15 @@
 
 Name:		mstflint
 Summary:	Mellanox firmware burning tool
-Version:	4.14.0
+Version:	4.15.0
 Release:	1%{?dist}
 License:	GPLv2+ or BSD
 Group:		Applications/System
-Source: 	https://github.com/Mellanox/mstflint/releases/download/v4.14.0-1/mstflint-4.14.0-1.tar.gz
+Source: 	https://github.com/Mellanox/mstflint/releases/download/v4.15.0-1/mstflint-4.15.0-1.tar.gz
 Patch2: 	0001-Fix-shebang-for-python-scripts.patch
 Patch3: 	extend-buffer.patch
 Patch4: 	add-default-link-flags-for-shared-libraries.patch
 Patch6: 	replace-mlxfwreset-with-mstfwreset-in-mstflint-message.patch
-Patch7: 	0001-Fix-a-format-security-compilation-defect.patch
 Url:		https://github.com/Mellanox/mstflint
 BuildRequires:	libstdc++-devel, zlib-devel, libibmad-devel, gcc-c++, gcc
 BuildRequires:  libcurl-devel, boost-devel, libxml2-devel, openssl-devel
@@ -27,12 +26,11 @@ This package contains firmware update tool, vpd dump and register dump tools
 for network adapters based on Mellanox Technologies chips.
 
 %prep
-%setup -q
+%setup -q -n mstflint-4.15.0
 %patch2 -p1
 %patch3 -p1
 %patch4 -p1
 %patch6 -p1
-%patch7 -p1
 find . -type f -iname '*.[ch]' -exec chmod a-x '{}' ';'
 find . -type f -iname '*.cpp' -exec chmod a-x '{}' ';'
 
@@ -44,7 +42,7 @@ find . -type f -iname '*.cpp' -exec chmod a-x '{}' ';'
 %make_build
 
 %install
-make DESTDIR=%{buildroot} install
+%make_install
 # Remove the devel files that we don't ship
 rm -fr %{buildroot}%{_includedir}
 find %{buildroot} -type f -name '*.la' -delete
@@ -60,6 +58,10 @@ find %{buildroot} -type f -name '*.a' -delete
 %{_mandir}/man1/*
 
 %changelog
+* Thu Nov 05 2020 Honggang Li <honli@redhat.com> - 4.15.0-1
+- Rebase to latest upstream release v4.15.0-1
+- Resolves: bz1851723
+
 * Thu Apr 16 2020 Honggang Li <honli@redhat.com> - 4.14.0-1
 - Rebase to latest upstream release v4.14.0-1
 - Resolves: bz1789386