diff --git a/firefox.spec b/firefox.spec
index 9253e31..a76ce91 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -10,12 +10,6 @@ ExcludeArch: ppc64le
 %endif
 # Disabled due to https://pagure.io/fedora-infrastructure/issue/7581
 ExcludeArch: s390x
-# Temporary disabled, filed as rhbz#1872111
-ExcludeArch: aarch64
-# Temporary disabled, filed as rhbz#1878519
-%if 0%{?fedora} > 32
-ExcludeArch: armv7hl
-%endif
 
 %global enable_mozilla_crashreporter 0
 %ifarch x86_64 %{ix86}
@@ -122,7 +116,7 @@ ExcludeArch: armv7hl
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
 Version:        81.0
-Release:        4%{?dist}
+Release:        5%{?dist}
 URL:            https://www.mozilla.org/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Source0:        https://archive.mozilla.org/pub/firefox/releases/%{version}%{?pre_version}/source/firefox-%{version}%{?pre_version}.source.tar.xz
@@ -980,6 +974,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Tue Sep 22 2020 Kalev Lember <klember@redhat.com> - 81.0-5
+- Re-enable builds for armv7hl and aarch64 architectures
+
 * Tue Sep 22 2020 Kalev Lember <klember@redhat.com> - 81.0-4
 - Disable LTO to work around firefox build failing in F33+
 
@@ -1263,4 +1260,4 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 - Switched to in-tree nss due to rhbz#1752303
 
 * Tue Oct 15 2019 Martin Stransky <stransky@redhat.com> - 70.0-1
-- Updated to 70.0
\ No newline at end of file
+- Updated to 70.0