diff --git a/airbyte-config/init/src/main/resources/seed/source_definitions.yaml b/airbyte-config/init/src/main/resources/seed/source_definitions.yaml
index 79983472ffb4..db8769aa4321 100644
--- a/airbyte-config/init/src/main/resources/seed/source_definitions.yaml
+++ b/airbyte-config/init/src/main/resources/seed/source_definitions.yaml
@@ -140,7 +140,7 @@
 - sourceDefinitionId: eff3616a-f9c3-11eb-9a03-0242ac130003
   name: Google Analytics v4
   dockerRepository: airbyte/source-google-analytics-v4
-  dockerImageTag: 0.1.3
+  dockerImageTag: 0.1.5
   documentationUrl: https://docs.airbyte.io/integrations/sources/source-google-analytics-v4
   icon: google-analytics.svg
   sourceType: api
diff --git a/airbyte-integrations/connectors/source-google-analytics-v4/Dockerfile b/airbyte-integrations/connectors/source-google-analytics-v4/Dockerfile
index 217496b57004..e060667507cc 100644
--- a/airbyte-integrations/connectors/source-google-analytics-v4/Dockerfile
+++ b/airbyte-integrations/connectors/source-google-analytics-v4/Dockerfile
@@ -12,5 +12,5 @@ RUN pip install .
 ENV AIRBYTE_ENTRYPOINT "python /airbyte/integration_code/main.py"
 ENTRYPOINT ["python", "/airbyte/integration_code/main.py"]
 
-LABEL io.airbyte.version=0.1.3
+LABEL io.airbyte.version=0.1.5
 LABEL io.airbyte.name=airbyte/source-google-analytics-v4
diff --git a/airbyte-integrations/connectors/source-google-analytics-v4/source_google_analytics_v4/spec.json b/airbyte-integrations/connectors/source-google-analytics-v4/source_google_analytics_v4/spec.json
index 7231817271a2..b9cb21925c5d 100644
--- a/airbyte-integrations/connectors/source-google-analytics-v4/source_google_analytics_v4/spec.json
+++ b/airbyte-integrations/connectors/source-google-analytics-v4/source_google_analytics_v4/spec.json
@@ -22,7 +22,8 @@
               },
               "client_id": { "type": "string" },
               "client_secret": { "type": "string", "airbyte_secret": true },
-              "refresh_token": { "type": "string", "airbyte_secret": true }
+              "refresh_token": { "type": "string", "airbyte_secret": true },
+              "access_token": { "type": "string", "airbyte_secret": true }
             },
             "required": ["client_id", "client_secret", "refresh_token"],
             "additionalProperties": false
@@ -75,10 +76,14 @@
   "authSpecification": {
     "auth_type": "oauth2.0",
     "oauth2Specification": {
+      "rootObject": ["credentials", 0],
       "oauthFlowInitParameters": [
-        ["credentials", "client_id"],
-        ["credentials", "client_secret"],
-        ["credentials", "refresh_token"]
+        ["client_id"],
+        ["client_secret"]
+      ],
+      "oauthFlowOutputParameters": [
+        ["access_token"],
+        ["refresh_token"]
       ]
     }
   }
diff --git a/docs/integrations/sources/google-analytics-v4.md b/docs/integrations/sources/google-analytics-v4.md
index cec3487c9612..3eedd7c3ef4d 100644
--- a/docs/integrations/sources/google-analytics-v4.md
+++ b/docs/integrations/sources/google-analytics-v4.md
@@ -129,6 +129,7 @@ Incremental sync supports only if you add `ga:date` dimension to your custom rep
 
 | Version | Date       | Pull Request | Subject |
 | :------ | :--------  | :-----       | :------ |
+| 0.1.5 | 2021-09-27 | [6459](https://github.com/airbytehq/airbyte/pull/6459) | Update OAuth Spec File |
 | 0.1.3   | 2021-09-21 | [6357](https://github.com/airbytehq/airbyte/pull/6357) | Fix oauth workflow parameters |
 | 0.1.2   | 2021-09-20 | [6306](https://github.com/airbytehq/airbyte/pull/6306) | Support of airbyte OAuth initialization flow |
 | 0.1.1   | 2021-08-25 | [5655](https://github.com/airbytehq/airbyte/pull/5655) | Corrected validation of empty custom report|