diff --git a/src/integrations.py b/src/integrations.py
index 55b31ac4..90624f7a 100644
--- a/src/integrations.py
+++ b/src/integrations.py
@@ -171,7 +171,7 @@ def auxiliary_data(self) -> AuxiliaryData:
 @dataclass
 class CertificateData:
     ca_cert: Optional[str] = None
-    ca_chain: Optional[str] = None
+    ca_chain: Optional[list[str]] = None
     cert: Optional[str] = None
 
 
@@ -204,8 +204,9 @@ def _server_cert(self) -> Optional[str]:
         return self.cert_handler.server_cert
 
     @property
-    def _ca_chain(self) -> Optional[str]:
-        return self.cert_handler.chain
+    def _ca_chain(self) -> Optional[list[str]]:
+        chain = self.cert_handler.chain
+        return chain.split("\n\n") if chain else None
 
     @property
     def cert_data(self) -> CertificateData:
diff --git a/tests/integration/test_charm.py b/tests/integration/test_charm.py
index f66be778..e8ac9561 100644
--- a/tests/integration/test_charm.py
+++ b/tests/integration/test_charm.py
@@ -141,18 +141,18 @@ async def test_ldap_client_integration(
     await ops_test.model.wait_for_idle(
         apps=[GLAUTH_APP, GLAUTH_PROXY],
         status="active",
-        timeout=1000,
+        timeout=5 * 60,
     )
 
-    ldap_integration_data = await app_integration_data(
+    ldap_client_integration_data = await app_integration_data(
         GLAUTH_PROXY,
         "ldap-client",
     )
-    assert ldap_integration_data
-    assert ldap_integration_data["bind_dn"].startswith(
+    assert ldap_client_integration_data
+    assert ldap_client_integration_data["bind_dn"].startswith(
         f"cn={GLAUTH_PROXY},ou={ops_test.model_name}"
     )
-    assert ldap_integration_data["bind_password_secret"].startswith("secret:")
+    assert ldap_client_integration_data["bind_password_secret"].startswith("secret:")
 
 
 async def test_certificate_transfer_integration(
@@ -164,12 +164,26 @@ async def test_certificate_transfer_integration(
         f"{GLAUTH_APP}:send-ca-cert",
     )
 
+    await ops_test.model.wait_for_idle(
+        apps=[GLAUTH_APP, GLAUTH_CLIENT_APP],
+        status="active",
+        timeout=5 * 60,
+    )
+
     certificate_transfer_integration_data = await unit_integration_data(
         GLAUTH_CLIENT_APP,
         GLAUTH_APP,
         "send-ca-cert",
     )
-    assert certificate_transfer_integration_data
+    assert certificate_transfer_integration_data, "Certificate transfer integration data is empty."
+
+    for key in ("ca", "certificate", "chain"):
+        assert (
+            key in certificate_transfer_integration_data
+        ), f"Missing '{key}' in certificate transfer integration data."
+
+    chain = certificate_transfer_integration_data["chain"]
+    assert isinstance(json.loads(chain), list), "Invalid certificate chain."
 
 
 async def test_glauth_scale_up(ops_test: OpsTest) -> None: