diff --git a/README.md b/README.md
index 74859ece..c7f829f5 100644
--- a/README.md
+++ b/README.md
@@ -83,7 +83,7 @@ Parameter file names are prefixed with the corresponding parameter type. A path
 specification/parameters/path-carrier_id.json
 ```
 
-Unique parameters can just remain in the path file and do not need to be extracted to their own files.
+Unique parameters can just remain in the path file and do not need to be extracted to their own files. 
 
 ## License
 All software by MyParcel.com is licensed under the [MyParcel.com general terms and conditions](https://solutions.myparcel.com/legal).
diff --git a/specification/paths/MultiColliShipments.json b/specification/paths/MultiColliShipments.json
index 0e290696..8b3c32cd 100644
--- a/specification/paths/MultiColliShipments.json
+++ b/specification/paths/MultiColliShipments.json
@@ -78,7 +78,16 @@
                             "required": [
                               "code",
                               "address"
-                            ]
+                            ],
+                            "properties": {
+                              "address": {
+                                "required": [
+                                  "street_1",
+                                  "city",
+                                  "country_code"
+                                ]
+                              }
+                            }
                           },
                           "tracking_code": {
                             "readOnly": true
diff --git a/specification/paths/RegisteredShipments.json b/specification/paths/RegisteredShipments.json
index 31a231cd..b9ec63cc 100644
--- a/specification/paths/RegisteredShipments.json
+++ b/specification/paths/RegisteredShipments.json
@@ -78,13 +78,31 @@
                             "required": [
                               "code",
                               "address"
-                            ]
+                            ],
+                            "properties": {
+                              "address": {
+                                "required": [
+                                  "street_1",
+                                  "city",
+                                  "country_code"
+                                ]
+                              }
+                            }
                           },
                           "drop_off_location": {
                             "required": [
                               "code",
                               "address"
-                            ]
+                            ],
+                            "properties": {
+                              "address": {
+                                "required": [
+                                  "street_1",
+                                  "city",
+                                  "country_code"
+                                ]
+                              }
+                            }
                           },
                           "tracking_code": {
                             "readOnly": true
diff --git a/specification/paths/Shipments.json b/specification/paths/Shipments.json
index ea2adba5..0b419b06 100644
--- a/specification/paths/Shipments.json
+++ b/specification/paths/Shipments.json
@@ -235,13 +235,31 @@
                             "required": [
                               "code",
                               "address"
-                            ]
+                            ],
+                            "properties": {
+                              "address": {
+                                "required": [
+                                  "street_1",
+                                  "city",
+                                  "country_code"
+                                ]
+                              }
+                            }
                           },
                           "drop_off_location": {
                             "required": [
                               "code",
                               "address"
-                            ]
+                            ],
+                            "properties": {
+                              "address": {
+                                "required": [
+                                  "street_1",
+                                  "city",
+                                  "country_code"
+                                ]
+                              }
+                            }
                           },
                           "tracking_code": {
                             "readOnly": true
diff --git a/specification/schemas/shipments/ShipmentResponse.json b/specification/schemas/shipments/ShipmentResponse.json
index 7db2de99..2d8307ad 100644
--- a/specification/schemas/shipments/ShipmentResponse.json
+++ b/specification/schemas/shipments/ShipmentResponse.json
@@ -49,13 +49,31 @@
               "required": [
                 "code",
                 "address"
-              ]
+              ],
+              "properties": {
+                "address": {
+                  "required": [
+                    "street_1",
+                    "city",
+                    "country_code"
+                  ]
+                }
+              }
             },
             "drop_off_location": {
               "required": [
                 "code",
                 "address"
-              ]
+              ],
+              "properties": {
+                "address": {
+                  "required": [
+                    "street_1",
+                    "city",
+                    "country_code"
+                  ]
+                }
+              }
             },
             "physical_properties": {
               "required": [