diff --git a/ds3/ds3Puts.go b/ds3/ds3Puts.go
index 9a137bd..a054d02 100644
--- a/ds3/ds3Puts.go
+++ b/ds3/ds3Puts.go
@@ -2068,6 +2068,7 @@ func (client *Client) ModifyTapePartitionSpectraS3(request *models.ModifyTapePar
         WithOptionalQueryParam("minimum_read_reserved_drives", networking.IntPtrToStrPtr(request.MinimumReadReservedDrives)).
         WithOptionalQueryParam("minimum_write_reserved_drives", networking.IntPtrToStrPtr(request.MinimumWriteReservedDrives)).
         WithOptionalQueryParam("quiesced", networking.InterfaceToStrPtr(request.Quiesced)).
+        WithOptionalQueryParam("serial_number", request.SerialNumber).
         Build(client.connectionInfo)
 
     if err != nil {
diff --git a/ds3/models/detailedTapePartition.go b/ds3/models/detailedTapePartition.go
index 1439885..47ff3a7 100644
--- a/ds3/models/detailedTapePartition.go
+++ b/ds3/models/detailedTapePartition.go
@@ -25,7 +25,6 @@ type DetailedTapePartition struct {
     MinimumWriteReservedDrives int
     Name *string
     Quiesced Quiesced
-    SerialId *string
     SerialNumber *string
     State TapePartitionState
     TapeTypes []string
diff --git a/ds3/models/detailedTapePartitionParser.go b/ds3/models/detailedTapePartitionParser.go
index 1c137e0..e465bd9 100644
--- a/ds3/models/detailedTapePartitionParser.go
+++ b/ds3/models/detailedTapePartitionParser.go
@@ -44,8 +44,6 @@ func (detailedTapePartition *DetailedTapePartition) parse(xmlNode *XmlNode, aggE
             detailedTapePartition.Name = parseNullableString(child.Content)
         case "Quiesced":
             parseEnum(child.Content, &detailedTapePartition.Quiesced, aggErr)
-        case "SerialId":
-            detailedTapePartition.SerialId = parseNullableString(child.Content)
         case "SerialNumber":
             detailedTapePartition.SerialNumber = parseNullableString(child.Content)
         case "State":
diff --git a/ds3/models/modifyTapePartitionSpectraS3Request.go b/ds3/models/modifyTapePartitionSpectraS3Request.go
index 5a5644d..26c03d1 100644
--- a/ds3/models/modifyTapePartitionSpectraS3Request.go
+++ b/ds3/models/modifyTapePartitionSpectraS3Request.go
@@ -18,6 +18,7 @@ type ModifyTapePartitionSpectraS3Request struct {
     MinimumReadReservedDrives *int
     MinimumWriteReservedDrives *int
     Quiesced Quiesced
+    SerialNumber *string
     TapePartition string
 }
 
@@ -47,3 +48,8 @@ func (modifyTapePartitionSpectraS3Request *ModifyTapePartitionSpectraS3Request)
     return modifyTapePartitionSpectraS3Request
 }
 
+func (modifyTapePartitionSpectraS3Request *ModifyTapePartitionSpectraS3Request) WithSerialNumber(serialNumber string) *ModifyTapePartitionSpectraS3Request {
+    modifyTapePartitionSpectraS3Request.SerialNumber = &serialNumber
+    return modifyTapePartitionSpectraS3Request
+}
+
diff --git a/ds3/models/namedDetailedTapePartition.go b/ds3/models/namedDetailedTapePartition.go
index bb9e485..8e54da7 100644
--- a/ds3/models/namedDetailedTapePartition.go
+++ b/ds3/models/namedDetailedTapePartition.go
@@ -25,7 +25,6 @@ type NamedDetailedTapePartition struct {
     MinimumWriteReservedDrives int
     Name *string
     Quiesced Quiesced
-    SerialId *string
     SerialNumber *string
     State TapePartitionState
     TapeTypes []string
diff --git a/ds3/models/namedDetailedTapePartitionParser.go b/ds3/models/namedDetailedTapePartitionParser.go
index fd14ef6..ef5c2a7 100644
--- a/ds3/models/namedDetailedTapePartitionParser.go
+++ b/ds3/models/namedDetailedTapePartitionParser.go
@@ -44,8 +44,6 @@ func (namedDetailedTapePartition *NamedDetailedTapePartition) parse(xmlNode *Xml
             namedDetailedTapePartition.Name = parseNullableString(child.Content)
         case "Quiesced":
             parseEnum(child.Content, &namedDetailedTapePartition.Quiesced, aggErr)
-        case "SerialId":
-            namedDetailedTapePartition.SerialId = parseNullableString(child.Content)
         case "SerialNumber":
             namedDetailedTapePartition.SerialNumber = parseNullableString(child.Content)
         case "State":
diff --git a/ds3/models/tapePartition.go b/ds3/models/tapePartition.go
index 330d500..d6a4c45 100644
--- a/ds3/models/tapePartition.go
+++ b/ds3/models/tapePartition.go
@@ -24,7 +24,6 @@ type TapePartition struct {
     MinimumWriteReservedDrives int
     Name *string
     Quiesced Quiesced
-    SerialId *string
     SerialNumber *string
     State TapePartitionState
 }
\ No newline at end of file
diff --git a/ds3/models/tapePartitionParser.go b/ds3/models/tapePartitionParser.go
index 11c2020..18af06d 100644
--- a/ds3/models/tapePartitionParser.go
+++ b/ds3/models/tapePartitionParser.go
@@ -40,8 +40,6 @@ func (tapePartition *TapePartition) parse(xmlNode *XmlNode, aggErr *AggregateErr
             tapePartition.Name = parseNullableString(child.Content)
         case "Quiesced":
             parseEnum(child.Content, &tapePartition.Quiesced, aggErr)
-        case "SerialId":
-            tapePartition.SerialId = parseNullableString(child.Content)
         case "SerialNumber":
             tapePartition.SerialNumber = parseNullableString(child.Content)
         case "State":