diff --git a/README.md b/README.md
index 3f5f9e6..da3dcb0 100644
--- a/README.md
+++ b/README.md
@@ -72,6 +72,7 @@ FFmpeg is built with the following configuration options:
     --enable-libopencore_amrnb
     --enable-libopencore_amrwb
     --enable-libopus
+    --enable-libspeex
     --enable-libsrt
     --enable-libsvtav1
     --enable-libtheora
diff --git a/build-ffmpeg b/build-ffmpeg
index 5d724d2..99b4faa 100755
--- a/build-ffmpeg
+++ b/build-ffmpeg
@@ -6,8 +6,8 @@
 # LICENSE: https://github.com/markus-perl/ffmpeg-build-script/blob/master/LICENSE
 #
 PROGNAME=$(basename "$0")
-FFMPEG_VERSION=6.0
-SCRIPT_VERSION=1.46
+FFMPEG_VERSION=6.1.2
+SCRIPT_VERSION=1.47
 CWD=$(pwd)
 PACKAGES="${CWD}/packages"
 WORKSPACE="${CWD}/workspace"
@@ -1131,6 +1131,19 @@ fi
 
 CONFIGURE_OPTIONS+=("--enable-libopus")
 
+if build "speex" "1.2.1"; then
+
+  download "https://ftp.osuosl.org/pub/xiph/releases/speex/speex-1.2.1.tar.gz"
+
+  execute ./configure --prefix="${WORKSPACE}" --disable-shared --enable-static
+  execute make -j ${MJOBS}
+  execute make install
+
+  build_done "speex" "1.2.1"
+fi
+
+CONFIGURE_OPTIONS+=("--enable-libspeex")
+
 if ! isLinux; then
 
   if build "libogg" "1.3.5"; then
@@ -1438,7 +1451,7 @@ fi
 
 build "ffmpeg" "${FFMPEG_VERSION}"
 
-download "https://github.com/FFmpeg/FFmpeg/archive/refs/heads/release/${FFMPEG_VERSION}.tar.gz" "FFmpeg-release-${FFMPEG_VERSION}.tar.gz"
+download "https://ffmpeg.org/releases/ffmpeg-${FFMPEG_VERSION}.tar.gz" "FFmpeg-release-${FFMPEG_VERSION}.tar.gz"
 
 # shellcheck disable=SC2086
 echo ./configure "${CONFIGURE_OPTIONS[@]}" \