diff --git a/app/clients/cbc_proxy.py b/app/clients/cbc_proxy.py
index 2405c67f5..5bf3655b2 100644
--- a/app/clients/cbc_proxy.py
+++ b/app/clients/cbc_proxy.py
@@ -33,7 +33,7 @@ class CBCProxyNoopClient:
 class CBCProxyClient:
 
     def init_app(self, app):
-        self._lambda_client = boto3.client(
+        self._ld_client = boto3.client(
             'lambda',
             region_name='eu-west-2',
             aws_access_key_id=app.config['CBC_PROXY_AWS_ACCESS_KEY_ID'],
diff --git a/tests/app/clients/test_cbc_proxy.py b/tests/app/clients/test_cbc_proxy.py
index 34bc89b0c..58ed5b8c6 100644
--- a/tests/app/clients/test_cbc_proxy.py
+++ b/tests/app/clients/test_cbc_proxy.py
@@ -14,14 +14,14 @@ def cbc_proxy(client, mocker):
     return client
 
 
-def test_cbc_proxy_lambda_client_has_correct_region(cbc_proxy):
-    assert cbc_proxy._lambda_client._client_config.region_name == 'eu-west-2'
+def test_cbc_proxy_ld_client_has_correct_region(cbc_proxy):
+    assert cbc_proxy._ld_client._client_config.region_name == 'eu-west-2'
     pass
 
 
-def test_cbc_proxy_lambda_client_has_correct_keys(cbc_proxy):
-    key = cbc_proxy._lambda_client._request_signer._credentials.access_key
-    secret = cbc_proxy._lambda_client._request_signer._credentials.secret_key
+def test_cbc_proxy_ld_client_has_correct_keys(cbc_proxy):
+    key = cbc_proxy._ld_client._request_signer._credentials.access_key
+    secret = cbc_proxy._ld_client._request_signer._credentials.secret_key
 
     assert key == 'cbc-proxy-aws-access-key-id'
     assert secret == 'cbc-proxy-aws-secret-access-key'