diff --git a/Tests/Realm.Tests/Database/DynamicAccessTests.cs b/Tests/Realm.Tests/Database/DynamicAccessTests.cs
index 3906728083..07e6d665bf 100644
--- a/Tests/Realm.Tests/Database/DynamicAccessTests.cs
+++ b/Tests/Realm.Tests/Database/DynamicAccessTests.cs
@@ -983,20 +983,19 @@ public void GetDictionary_WhenCastToWrongValue_Throws()
         [Test]
         public void FlexibleSchema_BaseTest()
         {
-            var person = _realm.Write(() =>
+            var testObj = _realm.Write(() =>
             {
-                return _realm.Add(new Person());
+                return _realm.Add(new IntPropertyObject());
             });
 
             _realm.Write(() =>
             {
-                person.DynamicApi.Set("prop1", "testval");
-                person.DynamicApi.Set("prop2", 10);
-
+                testObj.DynamicApi.Set("prop1", "testval");
+                testObj.DynamicApi.Set("prop2", 10);
             });
 
-            Assert.That(person.DynamicApi.Get<string>("prop1"), Is.EqualTo("testval"));
-            Assert.That(person.DynamicApi.Get<int>("prop2"), Is.EqualTo(10));
+            Assert.That(testObj.DynamicApi.Get<string>("prop1"), Is.EqualTo("testval"));
+            Assert.That(testObj.DynamicApi.Get<int>("prop2"), Is.EqualTo(10));
         }
 
         #endregion
diff --git a/wrappers/realm-core b/wrappers/realm-core
index 6515e99132..591745a304 160000
--- a/wrappers/realm-core
+++ b/wrappers/realm-core
@@ -1 +1 @@
-Subproject commit 6515e991328553d15b19a539c04ae7fbdd8b8adb
+Subproject commit 591745a304e224bb72e2c1ac5f4453dd6687d4b9
diff --git a/wrappers/src/shared_realm_cs.cpp b/wrappers/src/shared_realm_cs.cpp
index 8b1d6b9061..0d31be9985 100644
--- a/wrappers/src/shared_realm_cs.cpp
+++ b/wrappers/src/shared_realm_cs.cpp
@@ -305,6 +305,7 @@ REALM_EXPORT SharedRealm* shared_realm_open(Configuration configuration, NativeE
         Realm::Config config = get_shared_realm_config(configuration);
         config.in_memory = configuration.in_memory;
         config.automatically_handle_backlinks_in_migrations = configuration.automatically_migrate_embedded;
+        config.flexible_schema = true;
 
         if (configuration.read_only) {
             config.schema_mode = SchemaMode::Immutable;