diff --git a/SPECS/systemtap.spec b/SPECS/systemtap.spec
index ff3622a..61d99a8 100644
--- a/SPECS/systemtap.spec
+++ b/SPECS/systemtap.spec
@@ -90,7 +90,7 @@
 
 Name: systemtap
 Version: 4.5
-Release: 1%{?release_override}%{?dist}
+Release: 2%{?release_override}%{?dist}
 # for version, see also configure.ac
 
 
@@ -137,7 +137,7 @@ BuildRequires: pkgconfig(avahi-client)
 BuildRequires: pkgconfig(libdebuginfod)
 %endif
 %if %{with_dyninst}
-BuildRequires: dyninst-devel >= 10.0
+BuildRequires: dyninst-devel >= 11.0
 BuildRequires: pkgconfig(libselinux)
 %endif
 %if %{with_sqlite}
@@ -1210,6 +1210,9 @@ exit 0
 
 # PRERELEASE
 %changelog
+* Tue Jul 27 2021 Frank Ch. Eigler <fche@redhat.com> - 4.5-2
+- rhbz1986543 rebuild against dyninst 11
+
 * Fri May 07 2021 Frank Ch. Eigler <fche@redhat.com> - 4.5-1
 - Upstream release.