diff --git a/build.sh b/build.sh
index bf0e59d..450d0a3 100644
--- a/build.sh
+++ b/build.sh
@@ -47,7 +47,7 @@ wget -4 -O "${LIBS_DIR}/.pkg/rtmpdump.tar.gz" http://git.ffmpeg.org/gitweb/rtmpd
 wget -4 -O "${LIBS_DIR}/.pkg/libiconv.tar.gz" https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.17.tar.gz
 wget -4 -O "${LIBS_DIR}/.pkg/gettext.tar.gz"  https://ftp.gnu.org/pub/gnu/gettext/gettext-0.22.3.tar.gz
 wget -4 -O "${LIBS_DIR}/.pkg/libssh2.tar.gz"  https://www.libssh2.org/download/libssh2-1.11.0.tar.gz
-wget -4 -O "${LIBS_DIR}/.pkg/nghttp2.tar.gz"  https://github.com/nghttp2/nghttp2/releases/download/v1.57.0/nghttp2-1.57.0.tar.gz
+wget -4 -O "${LIBS_DIR}/.pkg/nghttp2.tar.gz"  https://github.com/nghttp2/nghttp2/releases/download/v1.56.0/nghttp2-1.56.0.tar.gz
 wget -4 -O "${LIBS_DIR}/.pkg/nghttp3.tar.gz"  https://github.com/ngtcp2/nghttp3/releases/download/v0.15.0/nghttp3-0.15.0.tar.gz
 wget -4 -O "${LIBS_DIR}/.pkg/ngtcp2.tar.gz"   https://github.com/ngtcp2/ngtcp2/releases/download/v0.19.1/ngtcp2-0.19.1.tar.gz
 wget -4 -O "${LIBS_DIR}/.pkg/libidn2.tar.gz"  https://ftp.gnu.org/gnu/libidn/libidn2-2.3.4.tar.gz