diff --git a/qtwebkit.spec b/qtwebkit.spec
index 926f5ea..3ef141d 100644
--- a/qtwebkit.spec
+++ b/qtwebkit.spec
@@ -1,7 +1,8 @@
 %define majver %(echo %version | cut -d. -f1-2)
 Name:          qtwebkit
-Version:       5.212
-Release:       3mamba
+Epoch:         1
+Version:       5.13.1
+Release:       1mamba
 Summary:       A Qt based web browser engine
 Group:         System/Libraries
 Vendor:        openmamba
@@ -15,6 +16,7 @@ Patch1:        qtwebkit-5.212-add-missing-include-functional.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
+BuildRequires: ldconfig
 BuildRequires: libX11-devel
 BuildRequires: libXcomposite-devel
 BuildRequires: libXrender-devel
@@ -30,11 +32,12 @@ BuildRequires: libqt5-devel
 BuildRequires: libsqlite-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libwebp-devel
+BuildRequires: libwoff2-devel
 BuildRequires: libxml2-devel
 BuildRequires: libxslt-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
-BuildRequires: libqt5-devel >= 5.12
+BuildRequires: libqt5-devel >= 5.14
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -67,7 +70,7 @@ This package contains libraries and header files for developing applications tha
 #-D -T
 #:<< _EOF
 #%patch0 -p1
-%patch1 -p1
+#%patch1 -p1
 
 %build
 #:<< _EOF
@@ -126,6 +129,9 @@ This package contains libraries and header files for developing applications tha
 %{_libdir}/cmake/Qt5WebKit/WebKit*.cmake
 
 %changelog
+* Wed Apr 15 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 5.13.1-1mamba
+- update to 5.13.1
+
 * Sun Jul 14 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 5.212-3mamba
 - rebuilt with libqt5 5.13