diff --git a/docker/Dockerfile b/docker/Dockerfile
index 59e334eb81a020b9615ca7434ca8c62b6bc066d8..c939b5d9abd823b8a690dc50edb1705bd8620fd8 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -4,7 +4,7 @@ RUN /usr/local/bin/clean-install \
         git g++ make binutils autoconf automake autotools-dev libtool \
 	pkg-config libev-dev libjemalloc-dev \
         libev4 libjemalloc1 ca-certificates mime-support && \
-    git clone --depth 1 -b OpenSSL_1_1_1d-quic-draft-25 https://github.com/tatsuhiro-t/openssl && \
+    git clone --depth 1 -b OpenSSL_1_1_1d-quic-draft-28 https://github.com/tatsuhiro-t/openssl && \
     cd openssl && ./config enable-tls1_3 --openssldir=/etc/ssl && make -j$(nproc) && make install_sw && cd .. && rm -rf openssl && \
     git clone --depth 1 https://github.com/ngtcp2/nghttp3 && \
     cd nghttp3 && autoreconf -i && \
diff --git a/interop/Dockerfile b/interop/Dockerfile
index cd9f208d307f0281f5bb285c051f15879408c1d4..54eeb060ede5a1e6b410d06485ef2c5d04cc859b 100644
--- a/interop/Dockerfile
+++ b/interop/Dockerfile
@@ -5,7 +5,7 @@ RUN apt-get update && \
         git g++ make binutils autoconf automake autotools-dev libtool \
 	pkg-config libev-dev libjemalloc-dev \
         libev4 libjemalloc2 ca-certificates mime-support && \
-    git clone --depth 1 -b OpenSSL_1_1_1d-quic-draft-27 https://github.com/tatsuhiro-t/openssl && \
+    git clone --depth 1 -b OpenSSL_1_1_1d-quic-draft-28 https://github.com/tatsuhiro-t/openssl && \
     cd openssl && ./config enable-tls1_3 --openssldir=/etc/ssl && make -j$(nproc) && make install_sw && cd .. && rm -rf openssl && \
     git clone --depth 1 https://github.com/ngtcp2/nghttp3 && \
     cd nghttp3 && autoreconf -i && \