diff --git a/aom-bb64304.tar.gz b/aom-3.8.3.tar.gz
similarity index 43%
rename from aom-bb64304.tar.gz
rename to aom-3.8.3.tar.gz
index 76a26d67c15ec732165f3a669174d38d760d65c2..3541fd6a7d1fb71cda509e4c1b9fbc8be57d4182 100644
Binary files a/aom-bb64304.tar.gz and b/aom-3.8.3.tar.gz differ
diff --git a/aom.spec b/aom.spec
index 4ca3c242f936b899f1400b5e4ed58d2a779660ed..b196c94acf57f021c04efca08009b3c11af24e4d 100644
--- a/aom.spec
+++ b/aom.spec
@@ -1,6 +1,6 @@
+%undefine __cmake_in_source_build
+
 %global sover           3
-# git describe
-%global aom_version     v3.8.1
 
 # No libvmaf on openEuler
 #ifarch x86_64
@@ -10,25 +10,19 @@
 # No highway & jpegxl on openEuler
 #bcond_without jpegxl
 
-# Use commit with updated changelog for correct versioning
-%global commit          bb6430482199eaefbeaaa396600935082bc43f66
-%global shortcommit     %(c=%{commit}; echo ${c:0:7})
-%global snapshotdate    20231130
-%global prerelease      1
-
 Name:       aom
-Version:    3.8.1
-Release:    2
+Version:    3.8.3
+Release:    1
 Summary:    Royalty-free next-generation video format
 
-License:    BSD
+License:    BSD-3-Clause
 URL:        http://aomedia.org/
-Source0:    https://aomedia.googlesource.com/%{name}/+archive/%{commit}.tar.gz#/%{name}-%{shortcommit}.tar.gz
+Source0:    https://aomedia.googlesource.com/%{name}/+archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
 
 Patch01:    Fix-integer-overflows-in-calc-of-stride_in_bytes.patch
 Patch02:    Avoid-integer-overflows-in-align_image_dimension.patch
 
-BuildRequires:  gcc-c++ gcc cmake3
+BuildRequires:  gcc-c++ gcc cmake
 BuildRequires:  doxygen git-core
 BuildRequires:  perl-interpreter perl(Getopt::Long) perl-interpreter python3-devel yasm
 %if %{with jpegxl}
@@ -72,9 +66,9 @@ Development files for aom, the royalty-free next-generation
 video format.
 
 %prep
-%autosetup -p1 -c %{name}-%{commit}
+%autosetup -p1 -c %{name}-%{version}
 # Set GIT revision in version
-sed -i 's@set(aom_version "")@set(aom_version "%{aom_version}")@' build/cmake/version.cmake
+sed -i 's@set(aom_version "")@set(aom_version "v%{version}")@' build/cmake/version.cmake
 # Disable buggy PDF generation
 sed -i "s@GENERATE_LATEX         = YES@GENERATE_LATEX         = NO@" libs.doxy_template
 
@@ -83,8 +77,7 @@ sed -i "s@GENERATE_LATEX         = YES@GENERATE_LATEX         = NO@" libs.doxy_t
 %global optflags %{__global_compiler_flags} -march=armv7-a -mfpu=neon -mtune=cortex-a8 -mabi=aapcs-linux -mfloat-abi=hard
 %endif
 
-mkdir _build && cd _build
-%cmake3 ../ -DENABLE_CCACHE=1 \
+%cmake -DENABLE_CCACHE=1 \
             -DCMAKE_SKIP_RPATH=1 \
             -DCMAKE_BUILD_TYPE=RelWithDebInfo \
             -DCONFIG_WEBM_IO=1 \
@@ -99,11 +92,10 @@ mkdir _build && cd _build
             -DCONFIG_TUNE_VMAF=1 \
 %endif
             %{nil}
-%make_build
+%cmake_build
 
 %install
-cd _build
-%make_install
+%cmake_install
 rm -rvf %{buildroot}%{_libdir}/libaom.a
 
 %files
@@ -117,12 +109,16 @@ rm -rvf %{buildroot}%{_libdir}/libaom.a
 %{_libdir}/libaom.so.%{sover}*
 
 %files -n libaom-devel
-%doc _build/docs/html/
+%doc %{__cmake_builddir}/docs/html/
 %{_includedir}/%{name}
 %{_libdir}/libaom.so
 %{_libdir}/pkgconfig/%{name}.pc
 
 %changelog
+* Wed Aug 07 2024 Funda Wang <fundawang@yeah.net> - 3.8.3-1
+- update to 3.8.3
+- force out-of-source build
+
 * Thu Jun 06 2024 yinyongkang <yinyongkang@kylinos.cn> - 3.8.1-2
 - fix CVE-2024-5171