diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5142764..8725176 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
     - 
       name: Verify Curl
       run: |
-        docker run -t justdanz/curl-http3 curl --version | grep "curl 8.7.0"
+        docker run -t justdanz/curl-http3 curl --version | grep "curl 8.8.0"
 
     - 
       name: Verify Brotli support
diff --git a/Dockerfile b/Dockerfile
index e154309..92f9c55 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19 AS base
+FROM alpine:3.20 AS base
 
 RUN apk add --no-cache \
   autoconf \
@@ -16,7 +16,7 @@ RUN apk add --no-cache \
   libpsl-dev
 
 # https://curl.se/docs/http3.html
-RUN git clone --depth 1 -b openssl-3.2.1 https://github.com/openssl/openssl \
+RUN git clone --depth 1 -b openssl-3.3.1 https://github.com/openssl/openssl \
     && cd openssl \
     && ./config enable-tls1_3 --prefix=/usr/local/openssl \
     && make \
@@ -26,15 +26,16 @@ RUN git clone --depth 1 -b openssl-3.2.1 https://github.com/openssl/openssl \
 RUN cp -r /usr/local/openssl/lib64 /usr/local/openssl/lib 2>/dev/null || :
 
 RUN cd .. \
-    && git clone --depth 1 -b v1.1.0 https://github.com/ngtcp2/nghttp3 \
+    && git clone --depth 1 -b v1.3.0 https://github.com/ngtcp2/nghttp3 \
     && cd nghttp3 \
-    && autoreconf -fi \
+    && git submodule update --init \
+    && autoreconf -i \
     && ./configure --prefix=/usr/local/nghttp3 --enable-lib-only \
     && make \
     && make install
 
 RUN cd .. \
-    && git clone --depth 1 -b curl-8_7_1 https://github.com/curl/curl \
+    && git clone --depth 1 -b curl-8_8_0 https://github.com/curl/curl \
     && cd curl \
     && autoreconf -fi \
     && export PKG_CONFIG_PATH=/usr/local/openssl/lib/pkgconfig:/usr/local/nghttp3/lib/pkgconfig:/usr/local/ngtcp2/lib/pkgconfig \
@@ -42,7 +43,7 @@ RUN cd .. \
     && make \
     && make install
 
-FROM alpine:3.19
+FROM alpine:3.20
 
 COPY --from=base /usr/local/bin/curl /usr/local/bin/curl
 COPY --from=base /usr/local/lib/libcurl.so.4 /usr/local/lib/libcurl.so.4
diff --git a/Makefile b/Makefile
index db855b2..50ce007 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 test:
-	docker run -t justdanz/curl-http3 curl --version | grep "curl 8.7.0"
+	docker run -t justdanz/curl-http3 curl --version | grep "curl 8.8.0"
 	docker run --rm justdanz/curl-http3 curl -sIL https://httpbin.org/brotli | grep -i 'content-encoding: br'
 	docker run --rm justdanz/curl-http3 curl -sIL https://blog.cloudflare.com --http3 -H 'user-agent: mozilla' | grep 'HTTP/3'