diff --git a/CMakeLists.txt b/CMakeLists.txt
index 698739c2..6ae840e7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,7 +16,7 @@ endif()
 # Project configuration
 #
 set(UVW_VERSION_MAJOR 2)
-set(UVW_VERSION_MINOR 7)
+set(UVW_VERSION_MINOR 8)
 set(UVW_VERSION_PATCH 0)
 
 project(
@@ -71,7 +71,7 @@ function(fetch_libuv)
     FetchContent_Declare(
         libuv
         GIT_REPOSITORY https://github.com/libuv/libuv.git
-        GIT_TAG v1.39.0
+        GIT_TAG v1.40.0
         GIT_SHALLOW 1
     )
 
diff --git a/conanfile.py b/conanfile.py
index 38b1bbed..3e5d5d4d 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -14,7 +14,7 @@ class UVMConan(ConanFile):
     exports = "LICENSE"
     exports_sources = "src/*"
     no_copy_source = True
-    requires = "libuv/1.39.0@bincrafters/stable"
+    requires = "libuv/1.40.0@bincrafters/stable"
 
     def package(self):
         self.copy(pattern="LICENSE", dst="licenses")
diff --git a/src/uvw/timer.cpp b/src/uvw/timer.cpp
index 60b7c053..654fa4aa 100644
--- a/src/uvw/timer.cpp
+++ b/src/uvw/timer.cpp
@@ -44,4 +44,9 @@ UVW_INLINE TimerHandle::Time TimerHandle::repeat() {
 }
 
 
+UVW_INLINE TimerHandle::Time TimerHandle::dueIn() {
+    return Time{uv_timer_get_due_in(get())};
+}
+
+
 }
diff --git a/src/uvw/timer.h b/src/uvw/timer.h
index b1fbb437..e9dd9076 100644
--- a/src/uvw/timer.h
+++ b/src/uvw/timer.h
@@ -94,6 +94,15 @@ public:
      * `std::chrono::duration<uint64_t, std::milli>`).
      */
     Time repeat();
+
+    /**
+     * @brief Gets the timer due value.
+     * 
+     * The time is relative to `Loop::now()`.
+     * 
+     * @return The timer due value or 0 if it has expired.
+     */
+    Time dueIn();
 };
 
 
diff --git a/src/uvw/udp.h b/src/uvw/udp.h
index 60420573..94942c9c 100644
--- a/src/uvw/udp.h
+++ b/src/uvw/udp.h
@@ -47,6 +47,7 @@ enum class UVUDPFlags: std::underlying_type_t<uv_udp_flags> {
     UDP_PARTIAL = UV_UDP_PARTIAL,
     REUSEADDR = UV_UDP_REUSEADDR,
     UDP_MMSG_CHUNK = UV_UDP_MMSG_CHUNK,
+    UDP_MMSG_FREE = UV_UDP_MMSG_FREE,
     UDP_RECVMMSG = UV_UDP_RECVMMSG
 };
 
@@ -149,6 +150,8 @@ public:
      * * `UDPHandle::Bind::IPV6ONLY`
      * * `UDPHandle::Bind::UDP_PARTIAL`
      * * `UDPHandle::Bind::REUSEADDR`
+     * * `UDPHandle::Bind::UDP_MMSG_CHUNK`
+     * * `UDPHandle::Bind::UDP_MMSG_FREE`
      * * `UDPHandle::Bind::UDP_RECVMMSG`
      *
      * See the official
@@ -233,6 +236,7 @@ public:
      * * `UDPHandle::Bind::UDP_PARTIAL`
      * * `UDPHandle::Bind::REUSEADDR`
      * * `UDPHandle::Bind::UDP_MMSG_CHUNK`
+     * * `UDPHandle::Bind::UDP_MMSG_FREE`
      * * `UDPHandle::Bind::UDP_RECVMMSG`
      *
      * See the official
@@ -255,6 +259,7 @@ public:
      * * `UDPHandle::Bind::UDP_PARTIAL`
      * * `UDPHandle::Bind::REUSEADDR`
      * * `UDPHandle::Bind::UDP_MMSG_CHUNK`
+     * * `UDPHandle::Bind::UDP_MMSG_FREE`
      * * `UDPHandle::Bind::UDP_RECVMMSG`
      *
      * See the official