diff --git a/pkg/statuscodes/statuscode_string.go b/pkg/statuscodes/statuscode_string.go
index 9962475f..53c25e67 100644
--- a/pkg/statuscodes/statuscode_string.go
+++ b/pkg/statuscodes/statuscode_string.go
@@ -20,17 +20,18 @@ func _() {
 	_ = x[NotImplemented-801]
 	_ = x[Unavailable-802]
 	_ = x[UnknownError-803]
+	_ = x[DeadlineExceeded-804]
 }
 
 const (
 	_StatusCode_name_0 = "OK"
 	_StatusCode_name_1 = "BadRequestUnauthorizedForbiddenNotFoundConflictRateLimitedClientConnectionSevered"
-	_StatusCode_name_2 = "InternalServerErrorNotImplementedUnavailableUnknownError"
+	_StatusCode_name_2 = "InternalServerErrorNotImplementedUnavailableUnknownErrorDeadlineExceeded"
 )
 
 var (
 	_StatusCode_index_1 = [...]uint8{0, 10, 22, 31, 39, 47, 58, 81}
-	_StatusCode_index_2 = [...]uint8{0, 19, 33, 44, 56}
+	_StatusCode_index_2 = [...]uint8{0, 19, 33, 44, 56, 72}
 )
 
 func (i StatusCode) String() string {
@@ -40,7 +41,7 @@ func (i StatusCode) String() string {
 	case 700 <= i && i <= 706:
 		i -= 700
 		return _StatusCode_name_1[_StatusCode_index_1[i]:_StatusCode_index_1[i+1]]
-	case 800 <= i && i <= 803:
+	case 800 <= i && i <= 804:
 		i -= 800
 		return _StatusCode_name_2[_StatusCode_index_2[i]:_StatusCode_index_2[i+1]]
 	default:
diff --git a/pkg/statuscodes/statuscodes.go b/pkg/statuscodes/statuscodes.go
index 948df42f..4b7fa52b 100644
--- a/pkg/statuscodes/statuscodes.go
+++ b/pkg/statuscodes/statuscodes.go
@@ -68,6 +68,9 @@ const (
 	// Deprecated: In reality server-side errors should fall into one of the above 3 errors, and this inclusion was
 	// a mistake.  It's not worth a breaking change to revoke at this time, though, so it shall live on.
 	UnknownError StatusCode = 803
+	// DeadlineExceeded is for when the server is unable to complete the request within the configured deadline and the
+	// request times out. This error is retriable, but the duration for backoff is unknown.
+	DeadlineExceeded StatusCode = 804
 )
 
 //go:generate ../../scripts/shell-wrapper.sh gobin.sh golang.org/x/tools/cmd/stringer@v0.1.12 -type=StatusCode
@@ -136,6 +139,8 @@ func FromString(s string) (StatusCode, bool) {
 		return Unavailable, true
 	case UnknownError.String():
 		return UnknownError, true
+	case DeadlineExceeded.String():
+		return DeadlineExceeded, true
 	default:
 		return UnknownError, false
 	}
diff --git a/pkg/statuscodes/statuscodes_test.go b/pkg/statuscodes/statuscodes_test.go
index 914ef213..ec72d7ee 100644
--- a/pkg/statuscodes/statuscodes_test.go
+++ b/pkg/statuscodes/statuscodes_test.go
@@ -16,6 +16,7 @@ func TestStatusCodeUnmarshalText(t *testing.T) {
 		NotImplemented,
 		Unavailable,
 		UnknownError,
+		DeadlineExceeded,
 	}
 
 	for _, code := range codes {