diff --git a/asio/include/asio/detail/impl/reactive_descriptor_service.ipp b/asio/include/asio/detail/impl/reactive_descriptor_service.ipp
index 05a7f8d5..1fe86573 100644
--- a/asio/include/asio/detail/impl/reactive_descriptor_service.ipp
+++ b/asio/include/asio/detail/impl/reactive_descriptor_service.ipp
@@ -51,6 +51,7 @@ void reactive_descriptor_service::construct(
 void reactive_descriptor_service::move_construct(
     reactive_descriptor_service::implementation_type& impl,
     reactive_descriptor_service::implementation_type& other_impl)
+  ASIO_NOEXCEPT
 {
   impl.descriptor_ = other_impl.descriptor_;
   other_impl.descriptor_ = -1;
diff --git a/asio/include/asio/detail/reactive_descriptor_service.hpp b/asio/include/asio/detail/reactive_descriptor_service.hpp
index 4e7cf286..be2be717 100644
--- a/asio/include/asio/detail/reactive_descriptor_service.hpp
+++ b/asio/include/asio/detail/reactive_descriptor_service.hpp
@@ -85,7 +85,7 @@ public:
 
   // Move-construct a new descriptor implementation.
   ASIO_DECL void move_construct(implementation_type& impl,
-      implementation_type& other_impl);
+      implementation_type& other_impl) ASIO_NOEXCEPT;
 
   // Move-assign from another descriptor implementation.
   ASIO_DECL void move_assign(implementation_type& impl,
diff --git a/asio/include/asio/posix/basic_descriptor.hpp b/asio/include/asio/posix/basic_descriptor.hpp
index f851bdd4..b9770ca8 100644
--- a/asio/include/asio/posix/basic_descriptor.hpp
+++ b/asio/include/asio/posix/basic_descriptor.hpp
@@ -168,7 +168,7 @@ public:
    * constructed using the @c basic_descriptor(const executor_type&)
    * constructor.
    */
-  basic_descriptor(basic_descriptor&& other)
+  basic_descriptor(basic_descriptor&& other) ASIO_NOEXCEPT
     : impl_(std::move(other.impl_))
   {
   }
diff --git a/asio/include/asio/posix/basic_stream_descriptor.hpp b/asio/include/asio/posix/basic_stream_descriptor.hpp
index 8a91b9e6..c4207fb6 100644
--- a/asio/include/asio/posix/basic_stream_descriptor.hpp
+++ b/asio/include/asio/posix/basic_stream_descriptor.hpp
@@ -144,7 +144,7 @@ public:
    * constructed using the @c basic_stream_descriptor(const executor_type&)
    * constructor.
    */
-  basic_stream_descriptor(basic_stream_descriptor&& other)
+  basic_stream_descriptor(basic_stream_descriptor&& other) ASIO_NOEXCEPT
     : descriptor(std::move(other))
   {
   }