diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 34b88eebd..4bc0d5265 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -13,8 +13,8 @@
   to spot check configuration issues.
 * added support for the `piggy` debug tool to help with log collection and
   remote app monitoring. disabled by default.
-* updated Linux/macOS dependencies for standalone builds: boost 1.79.0,
-  openssl 1.1.1n, curl 7.82.0, ffmpeg 5.0.1, libopenmtp 0.6.2
+* updated Linux/macOS dependencies for standalone *nix builds: boost 1.79.0,
+  openssl 3.0.2, curl 7.83.0, ffmpeg 5.0.1, libopenmtp 0.6.2
 
 --------------------------------------------------------------------------------
 
diff --git a/script/build-vendor-libraries.sh b/script/build-vendor-libraries.sh
index 4ea93dcf6..baf838fe4 100755
--- a/script/build-vendor-libraries.sh
+++ b/script/build-vendor-libraries.sh
@@ -29,8 +29,8 @@ ARCH=$(uname -m)
 SCRIPTDIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
 BOOST_VERSION_URL_PATH="1.79.0"
 BOOST_VERSION="1_79_0"
-OPENSSL_VERSION="1.1.1n"
-CURL_VERSION="7.82.0"
+OPENSSL_VERSION="3.0.2"
+CURL_VERSION="7.83.0"
 LIBMICROHTTPD_VERSION="0.9.75"
 FFMPEG_VERSION="5.0.1"
 LAME_VERSION="3.100"
@@ -138,6 +138,11 @@ function build_openssl() {
     make
     make install_sw
     cd ..
+    if [ -d "bin/lib64" ]; then
+        mv bin/lib64/pkgconfig/* bin/lib/pkgconfig/
+        mv bin/lib64/* bin/lib/
+        rm -rf bin/lib64
+    fi
 }
 
 #
diff --git a/script/relink-dynamic-libraries.js b/script/relink-dynamic-libraries.js
index ba65d6839..2ff6778b2 100644
--- a/script/relink-dynamic-libraries.js
+++ b/script/relink-dynamic-libraries.js
@@ -28,8 +28,8 @@ const libraries = [
   'libavformat-musikcube.59.dylib',
   'libavutil-musikcube.57.dylib',
   'libswresample-musikcube.4.dylib',
-  'libcrypto.1.1.dylib',
-  'libssl.1.1.dylib',
+  'libcrypto.3.dylib',
+  'libssl.3.dylib',
   'libcurl.4.dylib',
   'libmicrohttpd.12.dylib',
   'libmp3lame.0.dylib',
@@ -46,8 +46,8 @@ const symlinks = [
   ['libavformat-musikcube.59.dylib', 'libavformat-musikcube.dylib'],
   ['libavutil-musikcube.57.dylib', 'libavutil-musikcube.dylib'],
   ['libswresample-musikcube.4.dylib', 'libswresample-musikcube.dylib'],
-  ['libcrypto.1.1.dylib', 'libcrypto.dylib'],
-  ['libssl.1.1.dylib', 'libssl.dylib'],
+  ['libcrypto.3.dylib', 'libcrypto.dylib'],
+  ['libssl.3.dylib', 'libssl.dylib'],
   ['libcurl.4.dylib', 'libcurl.dylib'],
   ['libmicrohttpd.12.dylib', 'libmicrohttpd.dylib'],
   ['libmp3lame.0.dylib', 'libmp3lame.dylib'],
diff --git a/script/stage-vendor-libraries.sh b/script/stage-vendor-libraries.sh
index 3749ed85c..26d827547 100755
--- a/script/stage-vendor-libraries.sh
+++ b/script/stage-vendor-libraries.sh
@@ -28,8 +28,8 @@ if [[ "$PLATFORM" == 'Darwin' ]]; then
     cp vendor/bin/lib/libboost_filesystem.dylib ./bin/lib
     cp vendor/bin/lib/libboost_system.dylib ./bin/lib
     cp vendor/bin/lib/libboost_thread.dylib ./bin/lib
-    cp vendor/bin/lib/libcrypto.1.1.dylib ./bin/lib
-    cp vendor/bin/lib/libssl.1.1.dylib ./bin/lib
+    cp vendor/bin/lib/libcrypto.3.dylib ./bin/lib
+    cp vendor/bin/lib/libssl.3.dylib ./bin/lib
     cp vendor/bin/lib/libcurl.4.dylib ./bin/lib
     cp vendor/bin/lib/libmicrohttpd.12.dylib ./bin/lib
     cp vendor/bin/lib/libmp3lame.0.dylib ./bin/lib
@@ -51,8 +51,8 @@ elif [[ "$PLATFORM" == 'Linux' ]]; then
     cp vendor/bin/lib/libboost_filesystem.so.1.79.0 ./bin/lib
     cp vendor/bin/lib/libboost_system.so.1.79.0 ./bin/lib
     cp vendor/bin/lib/libboost_thread.so.1.79.0 ./bin/lib
-    cp vendor/bin/lib/libcrypto.so.1.1 ./bin/lib
-    cp vendor/bin/lib/libssl.so.1.1 ./bin/lib
+    cp vendor/bin/lib/libcrypto.so.3 ./bin/lib
+    cp vendor/bin/lib/libssl.so.3 ./bin/lib
     cp vendor/bin/lib/libcurl.so.4 ./bin/lib
     cp vendor/bin/lib/libmp3lame.so.0 ./bin/lib
     cp vendor/bin/lib/libmicrohttpd.so.12 ./bin/lib