diff --git a/docs/design/modules/digital_twin_graph/diagrams/find_sequence.puml b/docs/design/modules/digital_twin_graph/diagrams/find_sequence.puml
index 5698638f..f3ca6b7f 100644
--- a/docs/design/modules/digital_twin_graph/diagrams/find_sequence.puml
+++ b/docs/design/modules/digital_twin_graph/diagrams/find_sequence.puml
@@ -21,7 +21,7 @@ note left
       model_id: "dtmi:sdv:seat;1"
       instance_id: "front left seat"
       protocol: "grpc"
-      operations: ["get", "invoke"]
+      operations: ["Get", "Invoke"]
       uri: Digital Twin Provider's uri
     },
     {
@@ -29,14 +29,14 @@ note left
       model_id: "dtmi:sdv:seat;1"
       instance_id: "front right seat"
       protocol: "grpc"
-      operations: ["get", "invoke"]
+      operations: ["Get", "Invoke"]
       uri: Digital Twin Provider's uri
     }
   ]
 end note
 
 loop Iterate over the results from the FindByModelId call
-  DIGITAL_TWIN_GRAPH -> PROVIDER: Ask(respond_uri: respond uri for Digital Twin Graph, ask_id: "1", payload: {instance_id: "front left seat", operation: "get" })
+  DIGITAL_TWIN_GRAPH -> PROVIDER: Ask(respond_uri: respond uri for Digital Twin Graph, ask_id: "1", payload: {instance_id: "front left seat", operation: "Get" })
   DIGITAL_TWIN_GRAPH <- PROVIDER: Answer(ask_id: "1", payload: instance value as JSON-LD string)
 end
 
diff --git a/docs/design/modules/digital_twin_graph/diagrams/get_sequence.puml b/docs/design/modules/digital_twin_graph/diagrams/get_sequence.puml
index 44268b31..23dfd2b4 100644
--- a/docs/design/modules/digital_twin_graph/diagrams/get_sequence.puml
+++ b/docs/design/modules/digital_twin_graph/diagrams/get_sequence.puml
@@ -20,13 +20,13 @@ note left
       model_id : "dtmi:sdv:vehicle;1"
       instance_id: "the vehicle"
       protocol: "grpc"
-      operations: ["get"]
+      operations: ["Get"]
       uri: Digital Twin Provider's uri
     }
   ]
 end note
 
-DIGITAL_TWIN_GRAPH -> PROVIDER: Ask(respond_uri: respond uri for Digital Twin Graph, ask_id: "3", payload: {instance_id: "the vehicle", operation: "get", member_path: "vehicle_identification"})
+DIGITAL_TWIN_GRAPH -> PROVIDER: Ask(respond_uri: respond uri for Digital Twin Graph, ask_id: "3", payload: {instance_id: "the vehicle", operation: "Get", member_path: "vehicle_identification"})
 DIGITAL_TWIN_GRAPH <- PROVIDER: Answer(ask_id: "3", payload: instance value as JSON-LD string)
 
 CONSUMER <- DIGITAL_TWIN_GRAPH: Get - response
diff --git a/docs/design/modules/digital_twin_graph/diagrams/invoke_sequence.puml b/docs/design/modules/digital_twin_graph/diagrams/invoke_sequence.puml
index 4466bd6e..05033459 100644
--- a/docs/design/modules/digital_twin_graph/diagrams/invoke_sequence.puml
+++ b/docs/design/modules/digital_twin_graph/diagrams/invoke_sequence.puml
@@ -20,14 +20,14 @@ note left
       model_id : "dtmi:sdv:premium_airbag_seat_massager;1"
       instance_id: "front left seat massager"
       protocol: "grpc"
-      operations: ["get", "invoke"]
+      operations: ["Get", "Invoke"]
       uri: Digital Twin Provider's uri
     }
   ]
 
 end note
 
-DIGITAL_TWIN_GRAPH -> PROVIDER: Ask(respond_uri: respond uri for Digital Twin Graph, ask_id: "5", payload: {instance_id: "front left seat massager", operation: "invoke", member_path: "perform_step", payload: the request payload as JSON-LD string})
+DIGITAL_TWIN_GRAPH -> PROVIDER: Ask(respond_uri: respond uri for Digital Twin Graph, ask_id: "5", payload: {instance_id: "front left seat massager", operation: "Invoke", member_path: "perform_step", payload: the request payload as JSON-LD string})
 DIGITAL_TWIN_GRAPH <- PROVIDER: Answer(ask_id: "5", payload: response payload as JSON-LD string)
 
 CONSUMER <- DIGITAL_TWIN_GRAPH: Invoke - response
diff --git a/docs/design/modules/digital_twin_graph/diagrams/set_sequence.puml b/docs/design/modules/digital_twin_graph/diagrams/set_sequence.puml
index 19c4d426..1629958d 100644
--- a/docs/design/modules/digital_twin_graph/diagrams/set_sequence.puml
+++ b/docs/design/modules/digital_twin_graph/diagrams/set_sequence.puml
@@ -20,13 +20,13 @@ note left
       model_id : "dtmi:sdv:vehicle;1"
       instance_id: "the vehicle"
       protocol: "grpc"
-      operations: ["get"]
+      operations: ["Set"]
       uri: Digital Twin Provider's uri
     }
   ]
 end note
 
-DIGITAL_TWIN_GRAPH -> PROVIDER: Ask(respond_uri: respond uri for Digital Twin Graph, ask_id: "4", payload: {instance_id: "the vehicle", operation: "set", member_path: "vehicle_identification/vin", payload: the value as JSON-LD string})
+DIGITAL_TWIN_GRAPH -> PROVIDER: Ask(respond_uri: respond uri for Digital Twin Graph, ask_id: "4", payload: {instance_id: "the vehicle", operation: "Set", member_path: "vehicle_identification/vin", payload: the value as JSON-LD string})
 DIGITAL_TWIN_GRAPH <- PROVIDER: Answer(ask_id: "4", payload: "")
 
 CONSUMER <- DIGITAL_TWIN_GRAPH: Set - response