diff --git a/services/web/app/src/Features/User/SAMLIdentityManager.js b/services/web/app/src/Features/User/SAMLIdentityManager.js
index fbc7f50dab..dc790c59ca 100644
--- a/services/web/app/src/Features/User/SAMLIdentityManager.js
+++ b/services/web/app/src/Features/User/SAMLIdentityManager.js
@@ -95,6 +95,7 @@ async function _addIdentifier(
     providerId,
     providerName,
     userIdAttribute,
+    externalUserId,
   }
 
   await _addAuditLogEntry(
diff --git a/services/web/test/unit/src/User/SAMLIdentityManagerTests.js b/services/web/test/unit/src/User/SAMLIdentityManagerTests.js
index 5668da363c..3413c6c61a 100644
--- a/services/web/test/unit/src/User/SAMLIdentityManagerTests.js
+++ b/services/web/test/unit/src/User/SAMLIdentityManagerTests.js
@@ -448,6 +448,7 @@ describe('SAMLIdentityManager', function () {
             providerId: '1',
             providerName: 'Overleaf University',
             userIdAttribute: 'uniqueId',
+            externalUserId: 'externalUserId',
           }
         )
       })