diff --git a/CMakeLists.txt b/CMakeLists.txt
index fba5a11..7ec3e2c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.24)
 
-project(native_streaming VERSION 1.0.19 LANGUAGES CXX)
+project(native_streaming VERSION 1.0.20 LANGUAGES CXX)
 
 if (NOT CMAKE_MESSAGE_CONTEXT)
     set(CMAKE_MESSAGE_CONTEXT ${PROJECT_NAME})
diff --git a/changelog b/changelog
index 5823d90..0aa1b9f 100644
--- a/changelog
+++ b/changelog
@@ -51,3 +51,6 @@
 
 ## v1.0.15
  - Fix issue with retrieving connection endpoint name on server app resuming in debug mode
+
+## v1.0.20
+ - Bump boost version to 1.90.0
diff --git a/external/boost/CMakeLists.txt b/external/boost/CMakeLists.txt
index a836631..cebfd1a 100644
--- a/external/boost/CMakeLists.txt
+++ b/external/boost/CMakeLists.txt
@@ -5,10 +5,10 @@ add_library(daq::native_streaming::boost_websocket ALIAS boost_websocket)
 target_compile_definitions(boost_websocket INTERFACE BOOST_ALL_NO_LIB)
 
 # using only asio and beast
-# handle Boost depencies here only if not already handled by parent project
+# handle Boost dependencies here only if not already handled by parent project
 if (NOT TARGET Boost::beast)
     set(Boost_MINVERSION "1.71.0")
-    set(Boost_REQUIREDVERSION "1.82.0")
+    set(Boost_REQUIREDVERSION "1.90.0")
 
     set(Boost_USE_MULTITHREADED ON)
     set(Boost_USE_STATIC_LIBS ON)
@@ -26,8 +26,8 @@ if (NOT TARGET Boost::beast)
     else (Boost_FOUND)
         message(STATUS "Fetching Boost ${Boost_REQUIREDVERSION}...")
         FetchContent_Declare(Boost
-                             URL      https://github.com/boostorg/boost/releases/download/boost-${Boost_REQUIREDVERSION}/boost-${Boost_REQUIREDVERSION}.tar.xz
-                             URL_HASH SHA256=fd60da30be908eff945735ac7d4d9addc7f7725b1ff6fcdcaede5262d511d21e
+                             URL      https://github.com/boostorg/boost/releases/download/boost-${Boost_REQUIREDVERSION}/boost-${Boost_REQUIREDVERSION}-cmake.tar.xz
+                             URL_HASH SHA256=aca59f889f0f32028ad88ba6764582b63c916ce5f77b31289ad19421a96c555f
                              ${FC_PARAMS}
         )
 
diff --git a/src/async_reader.cpp b/src/async_reader.cpp
index 3875a94..2eb3d1d 100644
--- a/src/async_reader.cpp
+++ b/src/async_reader.cpp
@@ -31,7 +31,12 @@ void AsyncReader::scheduleRead(const ReadTask& entryTask)
     assert(entryTask.getHandler() != nullptr);
     assert(entryTask.getSize() != 0);
     pendingTask = entryTask;
+
+#if BOOST_VERSION >= 109000
+    post(strand.wrap(
+#else
     ioContextRef.post(strand.wrap(
+#endif
         [this, shared_self = shared_from_this()]()
         {
             doRead(pendingTask.getSize());
@@ -93,7 +98,11 @@ void AsyncReader::doRead(std::size_t bytesToRead)
 
 const void* AsyncReader::data() const
 {
-    return boost::asio::buffer_cast<const void*>(buffer.data());
+    auto bufs = buffer.data();
+    auto it = boost::asio::buffer_sequence_begin(bufs);
+    if (it == boost::asio::buffer_sequence_end(bufs))
+        return nullptr;
+    return it->data();
 }
 
 void AsyncReader::consume(size_t size)
diff --git a/src/async_writer.cpp b/src/async_writer.cpp
index 3615e38..17a5df7 100644
--- a/src/async_writer.cpp
+++ b/src/async_writer.cpp
@@ -17,7 +17,11 @@ AsyncWriter::AsyncWriter(boost::asio::io_context& ioContextRef, std::shared_ptr<
 
 void AsyncWriter::scheduleWrite(BatchedWriteTasks&& tasks, OptionalWriteDeadline&& deadlineTime)
 {
+#if BOOST_VERSION >= 109000
+    post(strand.wrap(
+#else
     ioContextRef.post(strand.wrap(
+#endif
         [this, tasks = std::move(tasks), deadlineTime = std::move(deadlineTime), shared_self = shared_from_this()]() mutable
         {
             queueBatchWrite(std::move(tasks), std::move(deadlineTime));
diff --git a/src/client.cpp b/src/client.cpp
index 7fa371b..5c563d3 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -41,7 +41,7 @@ void Client::connect(const std::chrono::milliseconds& timeout)
     NS_LOG_I("connecting to server: host {}, port {}, path {}", host, port, path);
 
     connectionTimeoutTimer.cancel();
-    connectionTimeoutTimer.expires_from_now(timeout);
+    connectionTimeoutTimer.expires_after(timeout);
     connectionTimeoutTimer.async_wait(
         [this, weak_self = weak_from_this()](const boost::system::error_code& ec)
         {
diff --git a/src/session.cpp b/src/session.cpp
index 7991993..21a694e 100644
--- a/src/session.cpp
+++ b/src/session.cpp
@@ -110,7 +110,7 @@ void Session::scheduleWrite(BatchedWriteTasks&& tasks, OptionalWriteDeadline&& d
 
 void Session::restartHeartbeatTimer()
 {
-    heartbeatTimer->expires_from_now(heartbeatPeriod);
+    heartbeatTimer->expires_after(heartbeatPeriod);
     heartbeatTimer->async_wait(
         [this, weak_self = weak_from_this()](const boost::system::error_code& ec)
         {