diff --git a/.github/workflows/build-libs.yml b/.github/workflows/build-libs.yml
index 1f9873c..faca590 100644
--- a/.github/workflows/build-libs.yml
+++ b/.github/workflows/build-libs.yml
@@ -10,14 +10,14 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: ["macos-13"]
+        os: ["macos-15"]
       fail-fast: true
 
     steps:
       - uses: actions/checkout@v3
       - name: Compile library
-        run: ./mac_build.sh
-      - uses: actions/upload-artifact@v3
+        run: ./mac_build.sh x86_64
+      - uses: actions/upload-artifact@v4
         with:
           name: lib-macos-intel
           path: "libsndfile.dylib"
@@ -28,14 +28,14 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: ["macos-14"]
+        os: ["macos-15"]
       fail-fast: true
 
     steps:
       - uses: actions/checkout@v3
       - name: Compile library
         run: ./mac_build.sh arm64
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: lib-macos-arm64
           path: "libsndfile_arm64.dylib"
@@ -46,14 +46,14 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: ["ubuntu-20.04"]
+        os: ["ubuntu-22.04"]
       fail-fast: true
 
     steps:
       - uses: actions/checkout@v3
       - name: Compile library
         run: ./linux_build.sh
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: lib-linux-x86_64
           path: "libsndfile.so"
@@ -68,17 +68,17 @@ jobs:
       - uses: actions/checkout@v3
       - name: Compile library
         run: ./linux_build.sh
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: lib-linux-x86_64-glibc2_28
           path: "libsndfile.so"
 
   build-libs-linux-arm64:
     runs-on: ${{ matrix.os }}
-    container: debian:10
+    container: debian:12
     strategy:
       matrix:
-        os: ["ubuntu-20.04"]
+        os: ["ubuntu-22.04"]
       fail-fast: true
 
     steps:
@@ -95,7 +95,7 @@ jobs:
         run: |
           export CONFIGURE_FLAGS="--host=aarch64-linux-gnu --build=x86_64-linux-gnu"
           ./linux_build.sh
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: lib-linux-arm64
           path: "libsndfile.so"
@@ -105,7 +105,7 @@ jobs:
     container: debian:12
     strategy:
       matrix:
-        os: ["ubuntu-20.04"]
+        os: ["ubuntu-22.04"]
       fail-fast: true
 
     steps:
@@ -122,7 +122,7 @@ jobs:
         run: |
           export CONFIGURE_FLAGS="--host=riscv64-linux-gnu --build=x86_64-linux-gnu"
           ./linux_build.sh
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: lib-linux-riscv64
           path: "libsndfile.so"
@@ -148,9 +148,9 @@ jobs:
         run: "vcpkg install libsndfile:${{ matrix.triplet }} --overlay-triplets=triplets"
       - name: Copy library
         run: "Copy-Item c:/vcpkg/installed/${{ matrix.triplet }}/bin/sndfile.dll -Destination ${{ matrix.libname }}"
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
-          name: lib-windows
+          name: lib-${{ matrix.triplet }}
           path: ${{ matrix.libname }}
           retention-days: 7
           if-no-files-found: error
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..699aed7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,8 @@
+*.tar*
+flac-*/
+lame-*/
+libogg-*/
+libsndfile-*/
+libvorbis-*/
+mpg123-*/
+opus-*/
diff --git a/libsndfile_arm64.dll b/libsndfile_arm64.dll
index 674f76f..75f0680 100644
Binary files a/libsndfile_arm64.dll and b/libsndfile_arm64.dll differ
diff --git a/libsndfile_arm64.dylib b/libsndfile_arm64.dylib
index 6312ba7..47db1ae 100644
Binary files a/libsndfile_arm64.dylib and b/libsndfile_arm64.dylib differ
diff --git a/libsndfile_arm64.so b/libsndfile_arm64.so
index 36ee3b1..39a1ccc 100644
Binary files a/libsndfile_arm64.so and b/libsndfile_arm64.so differ
diff --git a/libsndfile_riscv64.so b/libsndfile_riscv64.so
new file mode 100644
index 0000000..d8b18f8
Binary files /dev/null and b/libsndfile_riscv64.so differ
diff --git a/libsndfile_x64.dll b/libsndfile_x64.dll
index 698263f..ff61ba3 100644
Binary files a/libsndfile_x64.dll and b/libsndfile_x64.dll differ
diff --git a/libsndfile_x86.dll b/libsndfile_x86.dll
index 134bb2a..421815f 100644
Binary files a/libsndfile_x86.dll and b/libsndfile_x86.dll differ
diff --git a/libsndfile_x86_64.dylib b/libsndfile_x86_64.dylib
index 1d270e2..a7f9d82 100644
Binary files a/libsndfile_x86_64.dylib and b/libsndfile_x86_64.dylib differ
diff --git a/libsndfile_x86_64.so b/libsndfile_x86_64.so
index 911c72a..7b72e91 100644
Binary files a/libsndfile_x86_64.so and b/libsndfile_x86_64.so differ
diff --git a/linux_build.sh b/linux_build.sh
index bb53b7c..b2cd1ca 100755
--- a/linux_build.sh
+++ b/linux_build.sh
@@ -1,10 +1,10 @@
 #!/bin/sh
 
-OGGVERSION=1.3.5
+OGGVERSION=1.3.6
 VORBISVERSION=1.3.7
-FLACVERSION=1.4.3
-OPUSVERSION=1.4
-MPG123VERSION=1.32.3
+FLACVERSION=1.5.0
+OPUSVERSION=1.5.2
+MPG123VERSION=1.33.4
 LAMEVERSION=3.100
 SNDFILE_VERSION=1.2.2
 
@@ -91,7 +91,7 @@ export OPUS_CFLAGS="-I$(pwd)/opus-$OPUSVERSION/include/"
 export OPUS_LIBS="-L$(pwd)/opus-$OPUSVERSION/.libs/ -lopus"
 export LAME_CFLAGS="-I$(pwd)/lame-$LAMEVERSION/include/"
 export LAME_LIBS="-L$(pwd)/lame-$LAMEVERSION/libmp3lame/.libs/"
-export MPG123_CFLAGS="-I$(pwd)/mpg123-$MPG123VERSION/src/libmpg123/ $LAME_CFLAGS"
+export MPG123_CFLAGS="-I$(pwd)/mpg123-$MPG123VERSION/src/include/ $LAME_CFLAGS"
 export MPG123_LIBS="-L$(pwd)/mpg123-$MPG123VERSION/src/libmpg123/.libs/ -lmpg123 -lmp3lame $LAME_LIBS"
 
 # add some global flags that libsndfile's compile script doesn't pick up
diff --git a/mac_build.sh b/mac_build.sh
index 46412ba..66dc5aa 100755
--- a/mac_build.sh
+++ b/mac_build.sh
@@ -1,10 +1,10 @@
 #!/bin/sh
 
-OGGVERSION=1.3.5
+OGGVERSION=1.3.6
 VORBISVERSION=1.3.7
-FLACVERSION=1.4.3
-OPUSVERSION=1.4
-MPG123VERSION=1.32.3
+FLACVERSION=1.5.0
+OPUSVERSION=1.5.2
+MPG123VERSION=1.33.4
 LAMEVERSION=3.100
 SNDFILE_VERSION=1.2.2
 
@@ -16,12 +16,17 @@ OGG_LIBDIR="$(pwd)/libogg-$OGGVERSION/src/.libs"
 set -e
 
 if [ "$1" = "arm64" ]; then
-    echo "Cross compiling for Darwin arm64.."
+    echo "compiling for Darwin arm64.."
     export MACOSX_DEPLOYMENT_TARGET=11.0
     BUILD_HOST="--host=aarch64-apple-darwin --target=arm64-apple-macos11"
     EXTRA_CFLAGS="-arch arm64 -target arm64-apple-macos11"
+elif [ "$1" = "x86_64" ]; then
+    echo "compiling for Darwin x86_64.."
+    export MACOSX_DEPLOYMENT_TARGET=11.0
+    BUILD_HOST="--host=x86_64-apple-darwin --target=x86_64-apple-macos11"
+    EXTRA_CFLAGS="-arch x86_64 -target x86_64-apple-macos11"
 else
-    echo "Building for Darwin $(uname -m).."
+    echo "compiling for Darwin $(uname -m).."
     export MACOSX_DEPLOYMENT_TARGET=10.9
     BUILD_HOST=""
     EXTRA_CFLAGS=""
@@ -102,16 +107,16 @@ export OPUS_INCLUDE="$(pwd)/opus-$OPUSVERSION"
 export OPUS_LIBS="$(pwd)/opus-$OPUSVERSION/.libs/libopus.a"
 export MP3LAME_INCLUDE="$(pwd)/lame-$LAMEVERSION"
 export MP3LAME_LIBS="$(pwd)/lame-$LAMEVERSION/libmp3lame/.libs/libmp3lame.a"
-export MPG123_INCLUDE="$(pwd)/mpg123-$MPG123VERSION/src/libmpg123"
+export MPG123_INCLUDE="$(pwd)/mpg123-$MPG123VERSION/src/include"
 export MPG123_LIBS="$(pwd)/mpg123-$MPG123VERSION/src/libmpg123/.libs/libmpg123.a"
 
 curl -LO https://github.com/libsndfile/libsndfile/releases/download/$SNDFILE_VERSION/libsndfile-$SNDFILE_VERSION.tar.xz
 tar jxvf libsndfile-$SNDFILE_VERSION.tar.xz
 cd $SNDFILENAME
 if [ "$1" = "arm64" ]; then
-cmake -DCMAKE_OSX_ARCHITECTURES=arm64 -DBUILD_SHARED_LIBS=ON -DENABLE_EXTERNAL_LIBS=ON -DENABLE_MPEG=ON -DBUILD_PROGRAMS=OFF -DBUILD_EXAMPLES=OFF -DCMAKE_PROJECT_INCLUDE=../darwin.cmake .
+cmake -DCMAKE_POLICY_VERSION_MINIMUM=3.5 -DCMAKE_OSX_ARCHITECTURES=arm64 -DBUILD_SHARED_LIBS=ON -DENABLE_EXTERNAL_LIBS=ON -DENABLE_MPEG=ON -DBUILD_PROGRAMS=OFF -DBUILD_EXAMPLES=OFF -DCMAKE_PROJECT_INCLUDE=../darwin.cmake .
 else
-cmake -DCMAKE_OSX_ARCHITECTURES=x86_64 -DBUILD_SHARED_LIBS=ON -DENABLE_EXTERNAL_LIBS=ON -DENABLE_MPEG=ON -DBUILD_PROGRAMS=OFF -DBUILD_EXAMPLES=OFF -DCMAKE_PROJECT_INCLUDE=../darwin.cmake .
+cmake -DCMAKE_POLICY_VERSION_MINIMUM=3.5 -DCMAKE_OSX_ARCHITECTURES=x86_64 -DBUILD_SHARED_LIBS=ON -DENABLE_EXTERNAL_LIBS=ON -DENABLE_MPEG=ON -DBUILD_PROGRAMS=OFF -DBUILD_EXAMPLES=OFF -DCMAKE_PROJECT_INCLUDE=../darwin.cmake .
 fi
 cmake --build . --parallel $JOBS
 cd ..