diff --git a/libheif.spec b/libheif.spec
index e0f19ad..209df5b 100644
--- a/libheif.spec
+++ b/libheif.spec
@@ -1,6 +1,6 @@
 Name:          libheif
 Version:       1.12.0
-Release:       1mamba
+Release:       2mamba
 Summary:       An HEIF and AVIF file format decoder and encoder
 Group:         System/Libraries
 Vendor:        openmamba
@@ -11,6 +11,9 @@ Source:        https://github.com/strukturag/libheif.git/v%{version}/libheif-%{v
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
+BuildRequires: libaom-devel
+BuildRequires: libdav1d-devel
+BuildRequires: libde265-devel
 BuildRequires: libgcc
 BuildRequires: libgdk-pixbuf-devel
 BuildRequires: libglib-devel
@@ -85,5 +88,8 @@ This package contains utility applications for %{name}.
 %{_bindir}/heif-thumbnailer
 
 %changelog
+* Tue Apr 26 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.12.0-2mamba
+- rebuilt with avif encoder and decoder and libde265 heif decoder
+
 * Mon Jan 10 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.12.0-1mamba
 - package created using the webbuild interface