Update to libaom v3.13.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d578659..5ae4120 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,7 +20,7 @@
 * Update googletest.cmd/LocalGTest.cmake: v1.17.0
 * Update libjpeg.cmd/LocalJpeg.cmake: 3.1.1
 * Update libxml2.cmd/LocalLibXml2.cmake: v2.14.4
-* Update aom.cmd/LocalAom.cmake: v3.13.0
+* Update aom.cmd/LocalAom.cmake: v3.13.1
 * Update LocalAom.cmake: AVM research-v11.0.0
 * Update rav1e.cmd/LocalRav1e.cmake: cargo-c v0.10.14, corrosion v0.5.2,
   rav1e v0.8.1
diff --git a/cmake/Modules/LocalAom.cmake b/cmake/Modules/LocalAom.cmake
index 6cc4fb9..befdc73 100644
--- a/cmake/Modules/LocalAom.cmake
+++ b/cmake/Modules/LocalAom.cmake
@@ -1,4 +1,4 @@
-set(AVIF_AOM_GIT_TAG v3.13.0)
+set(AVIF_AOM_GIT_TAG v3.13.1)
 set(AVIF_AVM_GIT_TAG research-v11.0.0)
 
 if(AVIF_CODEC_AVM)
diff --git a/ext/aom.cmd b/ext/aom.cmd
index cd96f99..a06eb54 100755
--- a/ext/aom.cmd
+++ b/ext/aom.cmd
@@ -8,7 +8,7 @@
 : # If you're running this on Windows, be sure you've already run this (from your VC2019 install dir):
 : #     "C:\Program Files (x86)\Microsoft Visual Studio\2019\Professional\VC\Auxiliary\Build\vcvars64.bat"
 
-git clone -b v3.13.0 --depth 1 https://aomedia.googlesource.com/aom
+git clone -b v3.13.1 --depth 1 https://aomedia.googlesource.com/aom
 
 cmake -G Ninja -S aom -B aom/build.libavif -DBUILD_SHARED_LIBS=OFF -DCONFIG_PIC=1 -DCMAKE_BUILD_TYPE=Release -DENABLE_DOCS=0 -DENABLE_EXAMPLES=0 -DENABLE_TESTDATA=0 -DENABLE_TESTS=0 -DENABLE_TOOLS=0
 cmake --build aom/build.libavif --config Release --parallel