diff --git a/api/docs.go b/api/docs.go
index a73928a06..5287aab9e 100644
--- a/api/docs.go
+++ b/api/docs.go
@@ -8461,7 +8461,7 @@ const docTemplate = `{
                 "IId",
                 "Name",
                 "OSArchitecture",
-                "OSDiskSize",
+                "OSDiskSizeInGB",
                 "OSDiskType",
                 "OSDistribution",
                 "OSPlatform",
@@ -8502,7 +8502,7 @@ const docTemplate = `{
                     ],
                     "example": "x86_64"
                 },
-                "OSDiskSize": {
+                "OSDiskSizeInGB": {
                     "description": "35, etc., GB",
                     "type": "string",
                     "example": "35"
diff --git a/api/swagger.json b/api/swagger.json
index ac7a2a69a..6803e6f6f 100644
--- a/api/swagger.json
+++ b/api/swagger.json
@@ -8458,7 +8458,7 @@
                 "IId",
                 "Name",
                 "OSArchitecture",
-                "OSDiskSize",
+                "OSDiskSizeInGB",
                 "OSDiskType",
                 "OSDistribution",
                 "OSPlatform",
@@ -8499,7 +8499,7 @@
                     ],
                     "example": "x86_64"
                 },
-                "OSDiskSize": {
+                "OSDiskSizeInGB": {
                     "description": "35, etc., GB",
                     "type": "string",
                     "example": "35"
diff --git a/api/swagger.yaml b/api/swagger.yaml
index fd4976e3b..a3a733f13 100644
--- a/api/swagger.yaml
+++ b/api/swagger.yaml
@@ -345,7 +345,7 @@ definitions:
         - $ref: '#/definitions/spider.OSArchitecture'
         description: arm64, x86_64 etc.
         example: x86_64
-      OSDiskSize:
+      OSDiskSizeInGB:
         description: 35, etc., GB
         example: "35"
         type: string
@@ -372,7 +372,7 @@ definitions:
     - IId
     - Name
     - OSArchitecture
-    - OSDiskSize
+    - OSDiskSizeInGB
     - OSDiskType
     - OSDistribution
     - OSPlatform
diff --git a/cloud-control-manager/cloud-driver/drivers/aws/resources/ImageHandler.go b/cloud-control-manager/cloud-driver/drivers/aws/resources/ImageHandler.go
index 20b82ac61..5ab203d0c 100644
--- a/cloud-control-manager/cloud-driver/drivers/aws/resources/ImageHandler.go
+++ b/cloud-control-manager/cloud-driver/drivers/aws/resources/ImageHandler.go
@@ -58,7 +58,7 @@ func (imageHandler *AwsImageHandler) CreateImage(imageReqInfo irs.ImageReqInfo)
 		OSPlatform:     "Linux/UNIX",
 		OSDistribution: "Ubuntu 18.04",
 		OSDiskType:     "gp3",
-		OSDiskSize:     "35",
+		OSDiskSizeInGB: "35",
 		Status:         "Available",
 		KeyValueList:   nil,
 	}, nil
diff --git a/cloud-control-manager/cloud-driver/drivers/docker/resources/ImageHandler.go b/cloud-control-manager/cloud-driver/drivers/docker/resources/ImageHandler.go
index d856b8fb3..da40cb0b8 100644
--- a/cloud-control-manager/cloud-driver/drivers/docker/resources/ImageHandler.go
+++ b/cloud-control-manager/cloud-driver/drivers/docker/resources/ImageHandler.go
@@ -90,7 +90,7 @@ func (imageHandler *DockerImageHandler) CreateImage(imageReqInfo irs.ImageReqInf
 				OSPlatform:     "Linux/UNIX",
 				OSDistribution: "Ubuntu 18.04",
 				OSDiskType:     "gp3",
-				OSDiskSize:     "35",
+				OSDiskSizeInGB: "35",
 				Status:         "Available",
 				KeyValueList:   nil,
 			}, nil
@@ -161,7 +161,7 @@ func (imageHandler *DockerImageHandler) ListImage() ([]*irs.ImageInfo, error) {
 			OSPlatform:     "Linux/UNIX",
 			OSDistribution: "Ubuntu 18.04",
 			OSDiskType:     "gp3",
-			OSDiskSize:     "35",
+			OSDiskSizeInGB: "35",
 			Status:         "Available",
 			KeyValueList:   nil,
 		}
@@ -188,7 +188,7 @@ func (imageHandler *DockerImageHandler) GetImage(imageIID irs.IID) (irs.ImageInf
 		OSPlatform:     "Linux/UNIX",
 		OSDistribution: "Ubuntu 18.04",
 		OSDiskType:     "gp3",
-		OSDiskSize:     "35",
+		OSDiskSizeInGB: "35",
 		Status:         "Available",
 		KeyValueList:   nil,
 	}, nil
diff --git a/cloud-control-manager/cloud-driver/drivers/mock/resources/ImageHandler.go b/cloud-control-manager/cloud-driver/drivers/mock/resources/ImageHandler.go
index 25a59ccb0..9a640f777 100644
--- a/cloud-control-manager/cloud-driver/drivers/mock/resources/ImageHandler.go
+++ b/cloud-control-manager/cloud-driver/drivers/mock/resources/ImageHandler.go
@@ -49,7 +49,7 @@ func PrepareVMImage(mockName string) {
 			OSPlatform:     "Linux/UNIX",
 			OSDistribution: "Ubuntu 18.04",
 			OSDiskType:     "gp3",
-			OSDiskSize:     "35",
+			OSDiskSizeInGB: "35",
 			Status:         "Available",
 			KeyValueList:   nil,
 		},
@@ -61,7 +61,7 @@ func PrepareVMImage(mockName string) {
 			OSPlatform:     "Linux/UNIX",
 			OSDistribution: "CentOS 8",
 			OSDiskType:     "gp3",
-			OSDiskSize:     "40",
+			OSDiskSizeInGB: "40",
 			Status:         "Available",
 			KeyValueList:   nil,
 		},
@@ -73,7 +73,7 @@ func PrepareVMImage(mockName string) {
 			OSPlatform:     "Windows",
 			OSDistribution: "Windows Server 2019",
 			OSDiskType:     "gp3",
-			OSDiskSize:     "50",
+			OSDiskSizeInGB: "50",
 			Status:         "Available",
 			KeyValueList:   nil,
 		},
@@ -85,7 +85,7 @@ func PrepareVMImage(mockName string) {
 			OSPlatform:     "Linux/UNIX",
 			OSDistribution: "Ubuntu 22.04",
 			OSDiskType:     "gp3",
-			OSDiskSize:     "35",
+			OSDiskSizeInGB: "35",
 			Status:         "Available",
 			KeyValueList:   nil,
 		},
@@ -97,7 +97,7 @@ func PrepareVMImage(mockName string) {
 			OSPlatform:     "Linux/UNIX",
 			OSDistribution: "Amazon Linux 2",
 			OSDiskType:     "gp3",
-			OSDiskSize:     "30",
+			OSDiskSizeInGB: "30",
 			Status:         "Available",
 			KeyValueList:   nil,
 		},
@@ -124,7 +124,7 @@ func (imageHandler *MockImageHandler) CreateImage(imageReqInfo irs.ImageReqInfo)
 		OSPlatform:     "Linux/UNIX",
 		OSDistribution: "Ubuntu 18.04",
 		OSDiskType:     "gp3",
-		OSDiskSize:     "35",
+		OSDiskSizeInGB: "35",
 		Status:         "Available",
 		KeyValueList:   nil,
 	}
diff --git a/cloud-control-manager/cloud-driver/interfaces/resources/ImageHandler.go b/cloud-control-manager/cloud-driver/interfaces/resources/ImageHandler.go
index 99be8dd37..aeeb653c0 100644
--- a/cloud-control-manager/cloud-driver/interfaces/resources/ImageHandler.go
+++ b/cloud-control-manager/cloud-driver/interfaces/resources/ImageHandler.go
@@ -53,7 +53,7 @@ type ImageInfo struct {
 	OSPlatform     OSPlatform     `json:"OSPlatform" validate:"required" example:"Linux/UNIX" description:"The platform of the operating system of the image."`            // Linux/UNIX, Windows, NA
 	OSDistribution string         `json:"OSDistribution" validate:"required" example:"Ubuntu 22.04~" description:"The distribution of the operating system of the image."` // Ubuntu 22.04~, CentOS 8 etc.
 	OSDiskType     string         `json:"OSDiskType" validate:"required" example:"gp3" description:"The type of the disk of the image."`                                   // gp3, etc.
-	OSDiskSize     string         `json:"OSDiskSize" validate:"required" example:"35" description:"The size of the disk of the image."`                                    // 35, etc., GB
+	OSDiskSizeInGB string         `json:"OSDiskSizeInGB" validate:"required" example:"35" description:"The size of the disk of the image."`                                // 35, etc., GB
 	ImageStatus    ImageStatus    `json:"Status" validate:"required" example:"Available" description:"The status of the image, e.g., Available or Unavailable."`           // Available, Unavailable
 
 	KeyValueList []KeyValue `json:"KeyValueList,omitempty" validate:"omitempty" description:"A list of key-value pairs associated with the image."`