diff --git a/envoy/COMMIT b/envoy/COMMIT
index 82c504951..bf51031fa 100644
--- a/envoy/COMMIT
+++ b/envoy/COMMIT
@@ -1 +1 @@
-7436690884f70b5550b6953988d05818bae3d087
+838bc86a0fe46801320eef13cc599bc80bd88d10
diff --git a/envoy/config/core/v3/base.pb.go b/envoy/config/core/v3/base.pb.go
index 5788ff80a..006e7fe77 100755
--- a/envoy/config/core/v3/base.pb.go
+++ b/envoy/config/core/v3/base.pb.go
@@ -1362,6 +1362,7 @@ func (x *WatchedDirectory) GetPath() string {
 }
 
 // Data source consisting of a file, an inline value, or an environment variable.
+// [#next-free-field: 6]
 type DataSource struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1374,6 +1375,24 @@ type DataSource struct {
 	//	*DataSource_InlineString
 	//	*DataSource_EnvironmentVariable
 	Specifier isDataSource_Specifier `protobuf_oneof:"specifier"`
+	// Watched directory that is watched for file changes. If this is set explicitly, the file
+	// specified in the “filename“ field will be reloaded when relevant file move events occur.
+	//
+	// .. note::
+	//
+	//	This field only makes sense when the ``filename`` field is set.
+	//
+	// .. note::
+	//
+	//	Envoy only updates when the file is replaced by a file move, and not when the file is
+	//	edited in place.
+	//
+	// .. note::
+	//
+	//	Not all use cases of ``DataSource`` support watching directories. It depends on the
+	//	specific usage of the ``DataSource``. See the documentation of the parent message for
+	//	details.
+	WatchedDirectory *WatchedDirectory `protobuf:"bytes,5,opt,name=watched_directory,json=watchedDirectory,proto3" json:"watched_directory,omitempty"`
 }
 
 func (x *DataSource) Reset() {
@@ -1443,6 +1462,13 @@ func (x *DataSource) GetEnvironmentVariable() string {
 	return ""
 }
 
+func (x *DataSource) GetWatchedDirectory() *WatchedDirectory {
+	if x != nil {
+		return x.WatchedDirectory
+	}
+	return nil
+}
+
 type isDataSource_Specifier interface {
 	isDataSource_Specifier()
 }
@@ -2321,7 +2347,7 @@ var file_envoy_config_core_v3_base_proto_rawDesc = []byte{
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+	0x6f, 0x33,
 }
 
 var (
@@ -2541,26 +2573,27 @@ var file_envoy_config_core_v3_base_proto_depIdxs = []int32{
 	34, // 14: envoy.config.core.v3.HeaderValueOption.append:type_name -> google.protobuf.BoolValue
 	3,  // 15: envoy.config.core.v3.HeaderValueOption.append_action:type_name -> envoy.config.core.v3.HeaderValueOption.HeaderAppendAction
 	14, // 16: envoy.config.core.v3.HeaderMap.headers:type_name -> envoy.config.core.v3.HeaderValue
-	35, // 17: envoy.config.core.v3.RetryPolicy.retry_back_off:type_name -> envoy.config.core.v3.BackoffStrategy
-	36, // 18: envoy.config.core.v3.RetryPolicy.num_retries:type_name -> google.protobuf.UInt32Value
-	28, // 19: envoy.config.core.v3.RetryPolicy.retry_priority:type_name -> envoy.config.core.v3.RetryPolicy.RetryPriority
-	29, // 20: envoy.config.core.v3.RetryPolicy.retry_host_predicate:type_name -> envoy.config.core.v3.RetryPolicy.RetryHostPredicate
-	37, // 21: envoy.config.core.v3.RemoteDataSource.http_uri:type_name -> envoy.config.core.v3.HttpUri
-	19, // 22: envoy.config.core.v3.RemoteDataSource.retry_policy:type_name -> envoy.config.core.v3.RetryPolicy
-	18, // 23: envoy.config.core.v3.AsyncDataSource.local:type_name -> envoy.config.core.v3.DataSource
-	20, // 24: envoy.config.core.v3.AsyncDataSource.remote:type_name -> envoy.config.core.v3.RemoteDataSource
-	38, // 25: envoy.config.core.v3.TransportSocket.typed_config:type_name -> google.protobuf.Any
-	39, // 26: envoy.config.core.v3.RuntimeFractionalPercent.default_value:type_name -> envoy.type.v3.FractionalPercent
-	40, // 27: envoy.config.core.v3.Node.DynamicParametersEntry.value:type_name -> xds.core.v3.ContextParams
-	31, // 28: envoy.config.core.v3.Metadata.FilterMetadataEntry.value:type_name -> google.protobuf.Struct
-	38, // 29: envoy.config.core.v3.Metadata.TypedFilterMetadataEntry.value:type_name -> google.protobuf.Any
-	38, // 30: envoy.config.core.v3.RetryPolicy.RetryPriority.typed_config:type_name -> google.protobuf.Any
-	38, // 31: envoy.config.core.v3.RetryPolicy.RetryHostPredicate.typed_config:type_name -> google.protobuf.Any
-	32, // [32:32] is the sub-list for method output_type
-	32, // [32:32] is the sub-list for method input_type
-	32, // [32:32] is the sub-list for extension type_name
-	32, // [32:32] is the sub-list for extension extendee
-	0,  // [0:32] is the sub-list for field type_name
+	17, // 17: envoy.config.core.v3.DataSource.watched_directory:type_name -> envoy.config.core.v3.WatchedDirectory
+	35, // 18: envoy.config.core.v3.RetryPolicy.retry_back_off:type_name -> envoy.config.core.v3.BackoffStrategy
+	36, // 19: envoy.config.core.v3.RetryPolicy.num_retries:type_name -> google.protobuf.UInt32Value
+	28, // 20: envoy.config.core.v3.RetryPolicy.retry_priority:type_name -> envoy.config.core.v3.RetryPolicy.RetryPriority
+	29, // 21: envoy.config.core.v3.RetryPolicy.retry_host_predicate:type_name -> envoy.config.core.v3.RetryPolicy.RetryHostPredicate
+	37, // 22: envoy.config.core.v3.RemoteDataSource.http_uri:type_name -> envoy.config.core.v3.HttpUri
+	19, // 23: envoy.config.core.v3.RemoteDataSource.retry_policy:type_name -> envoy.config.core.v3.RetryPolicy
+	18, // 24: envoy.config.core.v3.AsyncDataSource.local:type_name -> envoy.config.core.v3.DataSource
+	20, // 25: envoy.config.core.v3.AsyncDataSource.remote:type_name -> envoy.config.core.v3.RemoteDataSource
+	38, // 26: envoy.config.core.v3.TransportSocket.typed_config:type_name -> google.protobuf.Any
+	39, // 27: envoy.config.core.v3.RuntimeFractionalPercent.default_value:type_name -> envoy.type.v3.FractionalPercent
+	40, // 28: envoy.config.core.v3.Node.DynamicParametersEntry.value:type_name -> xds.core.v3.ContextParams
+	31, // 29: envoy.config.core.v3.Metadata.FilterMetadataEntry.value:type_name -> google.protobuf.Struct
+	38, // 30: envoy.config.core.v3.Metadata.TypedFilterMetadataEntry.value:type_name -> google.protobuf.Any
+	38, // 31: envoy.config.core.v3.RetryPolicy.RetryPriority.typed_config:type_name -> google.protobuf.Any
+	38, // 32: envoy.config.core.v3.RetryPolicy.RetryHostPredicate.typed_config:type_name -> google.protobuf.Any
+	33, // [33:33] is the sub-list for method output_type
+	33, // [33:33] is the sub-list for method input_type
+	33, // [33:33] is the sub-list for extension type_name
+	33, // [33:33] is the sub-list for extension extendee
+	0,  // [0:33] is the sub-list for field type_name
 }
 
 func init() { file_envoy_config_core_v3_base_proto_init() }
diff --git a/envoy/config/core/v3/base.pb.validate.go b/envoy/config/core/v3/base.pb.validate.go
index be9ee3ae1..0a786c9c2 100755
--- a/envoy/config/core/v3/base.pb.validate.go
+++ b/envoy/config/core/v3/base.pb.validate.go
@@ -2228,6 +2228,35 @@ func (m *DataSource) validate(all bool) error {
 
 	var errors []error
 
+	if all {
+		switch v := interface{}(m.GetWatchedDirectory()).(type) {
+		case interface{ ValidateAll() error }:
+			if err := v.ValidateAll(); err != nil {
+				errors = append(errors, DataSourceValidationError{
+					field:  "WatchedDirectory",
+					reason: "embedded message failed validation",
+					cause:  err,
+				})
+			}
+		case interface{ Validate() error }:
+			if err := v.Validate(); err != nil {
+				errors = append(errors, DataSourceValidationError{
+					field:  "WatchedDirectory",
+					reason: "embedded message failed validation",
+					cause:  err,
+				})
+			}
+		}
+	} else if v, ok := interface{}(m.GetWatchedDirectory()).(interface{ Validate() error }); ok {
+		if err := v.Validate(); err != nil {
+			return DataSourceValidationError{
+				field:  "WatchedDirectory",
+				reason: "embedded message failed validation",
+				cause:  err,
+			}
+		}
+	}
+
 	oneofSpecifierPresent := false
 	switch v := m.Specifier.(type) {
 	case *DataSource_Filename:
diff --git a/envoy/config/core/v3/base_vtproto.pb.go b/envoy/config/core/v3/base_vtproto.pb.go
index 8e69d5730..01805d8d9 100755
--- a/envoy/config/core/v3/base_vtproto.pb.go
+++ b/envoy/config/core/v3/base_vtproto.pb.go
@@ -982,6 +982,16 @@ func (m *DataSource) MarshalToSizedBufferVTStrict(dAtA []byte) (int, error) {
 		i -= len(m.unknownFields)
 		copy(dAtA[i:], m.unknownFields)
 	}
+	if m.WatchedDirectory != nil {
+		size, err := m.WatchedDirectory.MarshalToSizedBufferVTStrict(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = protohelpers.EncodeVarint(dAtA, i, uint64(size))
+		i--
+		dAtA[i] = 0x2a
+	}
 	if msg, ok := m.Specifier.(*DataSource_EnvironmentVariable); ok {
 		size, err := msg.MarshalToSizedBufferVTStrict(dAtA[:i])
 		if err != nil {
@@ -2011,6 +2021,10 @@ func (m *DataSource) SizeVT() (n int) {
 	if vtmsg, ok := m.Specifier.(interface{ SizeVT() int }); ok {
 		n += vtmsg.SizeVT()
 	}
+	if m.WatchedDirectory != nil {
+		l = m.WatchedDirectory.SizeVT()
+		n += 1 + l + protohelpers.SizeOfVarint(uint64(l))
+	}
 	n += len(m.unknownFields)
 	return n
 }