diff --git a/thunderbird.spec b/thunderbird.spec
index 9d720f2..0404810 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -90,7 +90,7 @@ ExcludeArch: s390x
 Summary:        Mozilla Thunderbird mail/newsgroup client
 Name:           thunderbird
 Version:        78.8.1
-Release:        1%{?dist}
+Release:        2%{?dist}
 URL:            http://www.mozilla.org/projects/thunderbird/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Source0:        ftp://ftp.mozilla.org/pub/thunderbird/releases/%{version}%{?pre_version}/source/thunderbird-%{version}%{?pre_version}.source.tar.xz
@@ -753,6 +753,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #===============================================================================
 
 %changelog
+* Tue Mar 30 2021 Jonathan Wakely <jwakely@redhat.com> - 78.8.1-2
+- Rebuilt for removed libstdc++ symbol (#1937698)
+
 * Mon Mar 15 2021 Jan Horak <jhorak@redhat.com> - 78.8.1-1
 - Update to 78.8.1 build1