diff --git a/bless.spec b/bless.spec
index fad6384..99744fe 100644
--- a/bless.spec
+++ b/bless.spec
@@ -3,7 +3,7 @@
 
 Name: bless
 Version: 0.6.3
-Release: 6%{?dist}
+Release: 7%{?dist}
 Summary: High quality, full featured hex editor    
 
 License: GPLv2+        
@@ -22,6 +22,7 @@ BuildRequires: ninja-build
 BuildRequires: gettext-devel
 BuildRequires: nunit-devel
 BuildRequires: docbook-style-xsl
+BuildRequires: itstool
 
 Requires: mono-core
 Requires: gtk-sharp2
@@ -74,6 +75,9 @@ mv ${RPM_BUILD_ROOT}/usr/share/help/C/bless ${RPM_BUILD_ROOT}/%{_docdir}
 %{_docdir}/bless/
 
 %changelog
+* Tue Jun 21 2022 Timotheus Pokorra <timotheus.pokorra@solidcharity.com> - 0.6.3-7
+- build requires itstool
+
 * Wed Jan 19 2022 Fedora Release Engineering <releng@fedoraproject.org> - 0.6.3-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild