diff --git a/seamonkey.spec b/seamonkey.spec
index b39dafa..976aae6 100644
--- a/seamonkey.spec
+++ b/seamonkey.spec
@@ -6,7 +6,7 @@
 %define        system_png          0
 
 Name:          seamonkey
-Version:       2.49.3
+Version:       2.49.4
 Release:       1mamba
 Summary:       Web-browser, e-mail, newsgroup client, IRC chat client, HTML editor
 Group:         Graphical Desktop/Applications/Internet
@@ -39,7 +39,7 @@ Patch1:        mozilla-1.9.1-jemalloc.patch
 Patch2:        xulrunner-1.9.2.7-libjpeg-turbo.patch
 License:       GPL, LGPL, MPL 1.1
 ## AUTOBUILDREQ-BEGIN
-BuildRequires: firefox-devel
+BuildRequires: xulrunner-devel
 BuildRequires: glibc-devel
 BuildRequires: libX11-devel
 BuildRequires: libXcomposite-devel
@@ -392,6 +392,9 @@ ln -s %{_datadir}/hyphen %{buildroot}%{seadir}/hyphenation
 #%doc mozilla/README.txt
 
 %changelog
+* Wed Feb 27 2019 Automatic Build System <autodist@mambasoft.it> 2.49.4-1mamba
+- automatic version update by autodist
+
 * Sat Jul 07 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 2.49.3-1mamba
 - update to 2.49.3