diff --git a/scripts/cross-build.sh b/scripts/cross-build.sh
index 71ebf2d5..75aaf94b 100755
--- a/scripts/cross-build.sh
+++ b/scripts/cross-build.sh
@@ -10,10 +10,10 @@ STAGE_ROOT="${STAGE_ROOT:-/opt/stage}"
 BUILD_ROOT="${BUILD_ROOT:-/opt/build}"
 BUILD_TARGET="${BUILD_TARGET:-x86_64}"
 
-ZLIB_VERSION="${ZLIB_VERSION:-1.2.12}"
-JSON_C_VERSION="${JSON_C_VERSION:-0.15}"
+ZLIB_VERSION="${ZLIB_VERSION:-1.2.13}"
+JSON_C_VERSION="${JSON_C_VERSION:-0.16}"
 MBEDTLS_VERSION="${MBEDTLS_VERSION:-2.28.1}"
-LIBUV_VERSION="${LIBUV_VERSION:-1.40.0}"
+LIBUV_VERSION="${LIBUV_VERSION:-1.44.2}"
 LIBWEBSOCKETS_VERSION="${LIBWEBSOCKETS_VERSION:-4.3.2}"
 
 build_zlib() {