diff --git a/libheif.spec b/libheif.spec
index 1478ad7..c033a37 100644
--- a/libheif.spec
+++ b/libheif.spec
@@ -1,6 +1,6 @@
 Name:          libheif
 Version:       1.19.2
-Release:       1mamba
+Release:       2mamba
 Summary:       An HEIF and AVIF file format decoder and encoder
 Group:         System/Libraries
 Vendor:        openmamba
@@ -30,7 +30,7 @@ BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRequires: libsvt-av1-devel >= 2.0.0-1mamba
 BuildRequires: librav1e-devel
-BuildRequires: libx265-devel >= 3.6
+BuildRequires: libx265-devel >= 4.0
 BuildRequires: cmake
 
 %description
@@ -104,6 +104,9 @@ This package contains utility applications for %{name}.
 %{_mandir}/man1/heif-*.1*
 
 %changelog
+* Mon Nov 11 2024 Automatic Build System <autodist@openmamba.org> 1.19.2-2mamba
+- rebuilt with libx265 4.0
+
 * Thu Nov 07 2024 Automatic Build System <autodist@openmamba.org> 1.19.2-1mamba
 - automatic version update by autodist