diff --git a/claws-mail.spec b/claws-mail.spec
index d9ac48d..39ee85e 100644
--- a/claws-mail.spec
+++ b/claws-mail.spec
@@ -1,6 +1,6 @@
 %define _distrib_milestone %(echo %_distrib_codename | cut -d- -f1)
 Name:          claws-mail
-Version:       3.17.3
+Version:       3.17.4
 Release:       1mamba
 Summary:       An email client (and news reader)
 Group:         Graphical Desktop/Applications/Internet
@@ -22,7 +22,7 @@ BuildRequires: libbzip2-devel
 BuildRequires: libcairo-devel
 BuildRequires: libcanberra-devel
 BuildRequires: libcurl-devel
-BuildRequires: libdb51-devel
+BuildRequires: libdb53-devel
 BuildRequires: libdbus-devel
 BuildRequires: libdbus-glib-devel
 BuildRequires: libenchant-devel
@@ -223,6 +223,9 @@ echo %_distrib_milestone
 %{_libdir}/pkgconfig/claws-mail.pc
 
 %changelog
+* Wed Jul 31 2019 Automatic Build System <autodist@mambasoft.it> 3.17.4-1mamba
+- automatic version update by autodist
+
 * Tue Dec 25 2018 Automatic Build System <autodist@mambasoft.it> 3.17.3-1mamba
 - automatic version update by autodist