diff --git a/code/API_definitions/device-data-volume-subscriptions.yaml b/code/API_definitions/device-data-volume-subscriptions.yaml
index de04b65..b72b131 100644
--- a/code/API_definitions/device-data-volume-subscriptions.yaml
+++ b/code/API_definitions/device-data-volume-subscriptions.yaml
@@ -88,7 +88,7 @@ info:
   license:
     name: Apache 2.0
     url: https://www.apache.org/licenses/LICENSE-2.0.html
-  version: 0.1.0
+  version: wip
   x-camara-commonalities: 0.6
 
 externalDocs:
@@ -96,7 +96,7 @@ externalDocs:
   url: https://github.com/camaraproject/DeviceDataVolume
 
 servers:
-  - url: "{apiRoot}/device-data-volume-subscriptions/v0.1"
+  - url: "{apiRoot}/device-data-volume-subscriptions/vwip"
     variables:
       apiRoot:
         default: http://localhost:9091
diff --git a/code/API_definitions/device-data-volume.yaml b/code/API_definitions/device-data-volume.yaml
index b6ed016..685c1f1 100644
--- a/code/API_definitions/device-data-volume.yaml
+++ b/code/API_definitions/device-data-volume.yaml
@@ -61,7 +61,7 @@ info:
   license:
     name: Apache 2.0
     url: https://www.apache.org/licenses/LICENSE-2.0.html
-  version: 0.1.0
+  version: wip
   x-camara-commonalities: 0.6
 
 externalDocs:
@@ -69,7 +69,7 @@ externalDocs:
   url: https://github.com/camaraproject/DeviceDataVolume
 
 servers:
-  - url: "{apiRoot}/device-data-volume/v0.1"
+  - url: "{apiRoot}/device-data-volume/vwip"
     variables:
       apiRoot:
         default: http://localhost:9091
diff --git a/code/Test_definitions/device-data-volume-checkDataVolume.feature b/code/Test_definitions/device-data-volume-checkDataVolume.feature
index 2e9c888..f672f21 100644
--- a/code/Test_definitions/device-data-volume-checkDataVolume.feature
+++ b/code/Test_definitions/device-data-volume-checkDataVolume.feature
@@ -1,4 +1,4 @@
-Feature: CAMARA Device Data Volume API, v0.1.0 - Operation checkDataVolume
+Feature: CAMARA Device Data Volume API, vwip - Operation checkDataVolume
 
   # Input to be provided by the implementation to the tester
   #
@@ -13,7 +13,7 @@ Feature: CAMARA Device Data Volume API, v0.1.0 - Operation checkDataVolume
 
   Background: Common checkDataVolume setup
     Given an environment at "apiRoot"
-    And the resource "/device-data-volume/v0.1/check"
+    And the resource "/device-data-volume/vwip/check"
     And the header "Authorization" is set to a valid access token
     And the header "x-correlator" complies with the schema at "#/components/schemas/XCorrelator"
     And the request body is set by default to a request body compliant with the schema "#/components/schemas/CheckDataVolumeRequest"
diff --git a/code/Test_definitions/device-data-volume-retrieveDataVolume.feature b/code/Test_definitions/device-data-volume-retrieveDataVolume.feature
index 2398c88..1acdf9a 100644
--- a/code/Test_definitions/device-data-volume-retrieveDataVolume.feature
+++ b/code/Test_definitions/device-data-volume-retrieveDataVolume.feature
@@ -1,4 +1,4 @@
-Feature: CAMARA Device Data Volume API, v0.1.0 - Operation retrieveDataVolume
+Feature: CAMARA Device Data Volume API, vwip - Operation retrieveDataVolume
 
   # Input to be provided by the implementation to the tester
 
@@ -14,7 +14,7 @@ Feature: CAMARA Device Data Volume API, v0.1.0 - Operation retrieveDataVolume
 
   Background: Common retrieveDataVolume setup
     Given an environment at "apiRoot"
-    And the resource "/device-data-volume/v0.1/retrieve"
+    And the resource "/device-data-volume/vwip/retrieve"
     And the header "Authorization" is set to a valid access token
     And the header "x-correlator" complies with the schema at "#/components/schemas/XCorrelator"
     And the request body is set by default to a request body compliant with the schema "#/components/schemas/RetrieveDataVolumeRequest"
diff --git a/code/Test_definitions/device-data-volume-subscriptions.feature b/code/Test_definitions/device-data-volume-subscriptions.feature
index 2110201..f230af7 100644
--- a/code/Test_definitions/device-data-volume-subscriptions.feature
+++ b/code/Test_definitions/device-data-volume-subscriptions.feature
@@ -1,4 +1,4 @@
-Feature: Device Data Volume Subscriptions API, v0.1.0 - Operation on subscriptions
+Feature: Device Data Volume Subscriptions API, vwip - Operation on subscriptions
 
   # Input to be provided by the implementation to the tester
   #
@@ -14,7 +14,7 @@ Feature: Device Data Volume Subscriptions API, v0.1.0 - Operation on subscriptio
   # References to OAS spec schemas refer to schemas specified in device-data-volume-subscriptions.yaml
   Background: Common Device Data Volume Subscription setup
     Given an environment at "apiRoot"
-    And the resource "/device-data-volume-subscriptions/v0.1/subscriptions"
+    And the resource "/device-data-volume-subscriptions/vwip/subscriptions"
     And the header "Authorization" is set to a valid access token
     And the header "x-correlator" complies with the schema at "#/components/schemas/XCorrelator"