diff --git a/backend/src/integrations/sync.ts b/backend/src/integrations/sync.ts
index a3264d351..6605b231f 100644
--- a/backend/src/integrations/sync.ts
+++ b/backend/src/integrations/sync.ts
@@ -336,7 +336,7 @@ const syncSecretsGCPSecretManager = async ({
     });
     
     const res: GCPSMListSecretsRes = (await standardRequest.get(
-      `${INTEGRATION_GCP_SECRET_MANAGER_URL}/v1beta1/projects/${integration.appId}/secrets`,
+      `${INTEGRATION_GCP_SECRET_MANAGER_URL}/v1/projects/${integration.appId}/secrets?filter=labels.managed-by=infisical`,
       {
         params,
         headers: {
@@ -391,6 +391,9 @@ const syncSecretsGCPSecretManager = async ({
         {
           replication: {
             automatic: {}
+          },
+          labels: {
+            "managed-by": "infisical"
           }
         },
         {
diff --git a/docs/integrations/cloud/gcp-secret-manager.mdx b/docs/integrations/cloud/gcp-secret-manager.mdx
index 8daa60a2a..3c1863006 100644
--- a/docs/integrations/cloud/gcp-secret-manager.mdx
+++ b/docs/integrations/cloud/gcp-secret-manager.mdx
@@ -40,9 +40,13 @@ Select which Infisical environment secrets you want to sync to which GCP secret
 ![integrations GCP secret manager](../../images/integrations/gcp-secret-manager/integrations-gcp-secret-manager-create.png)
 ![integrations GCP secret manager](../../images/integrations/gcp-secret-manager/integrations-gcp-secret-manager.png)
 
+<Note>
+  Secrets synced from Infisical to GCP Secret Manager are automatically labeled `managed-by:infisical` to avoid overwriting existing values in GCP Secret Manager.
+</Note>
+
 <Warning>
     Using Infisical to sync secrets to GCP Secret Manager requires that you enable
-    the Service Usage API in the Google Cloud project you want to sync secrets to. More on that [here](https://cloud.google.com/service-usage/docs/set-up-development-environment).
+    the Service Usage API and Cloud Resource Manager API in the Google Cloud project you want to sync secrets to. More on that [here](https://cloud.google.com/service-usage/docs/set-up-development-environment).
 </Warning>
   </Accordion>
   <Accordion title="Connect with Service Account JSON">
@@ -90,9 +94,13 @@ Select which Infisical environment secrets you want to sync to the GCP secret ma
 ![integrations GCP secret manager](../../images/integrations/gcp-secret-manager/integrations-gcp-secret-manager-create.png)
 ![integrations GCP secret manager](../../images/integrations/gcp-secret-manager/integrations-gcp-secret-manager.png)
 
+<Note>
+  Secrets synced from Infisical to GCP Secret Manager are automatically labeled `managed-by:infisical` to avoid overwriting existing values in GCP Secret Manager.
+</Note>
+
 <Warning>
     Using Infisical to sync secrets to GCP Secret Manager requires that you enable
-    the Service Usage API in the Google Cloud project you want to sync secrets to. More on that [here](https://cloud.google.com/service-usage/docs/set-up-development-environment).
+    the Service Usage API and Cloud Resource Manager API in the Google Cloud project you want to sync secrets to. More on that [here](https://cloud.google.com/service-usage/docs/set-up-development-environment).
 </Warning>
   </Accordion>
 </AccordionGroup>