diff --git a/tests/MongoDB.Driver.TestHelpers/DatabaseFixture.cs b/tests/MongoDB.Driver.TestHelpers/DatabaseFixture.cs
index 63baa10308..e18ae14c8c 100644
--- a/tests/MongoDB.Driver.TestHelpers/DatabaseFixture.cs
+++ b/tests/MongoDB.Driver.TestHelpers/DatabaseFixture.cs
@@ -49,7 +49,7 @@ public virtual IMongoCollection<T> GetCollection<T>(Action<MongoClientSettings>
             if (string.IsNullOrEmpty(collectionName))
             {
                 var stack = new System.Diagnostics.StackTrace();
-                var frame = stack.GetFrame(1); // skip 1 frame to get the calling method info
+                var frame = stack.GetFrame(2); // skip 2 frame to get the calling method info (this method and IntegrationTest method)
                 var method = frame.GetMethod();
                 collectionName = $"{method.DeclaringType.Name}.{method.Name}";
             }
diff --git a/tests/MongoDB.Driver.TestHelpers/IntegrationTest.cs b/tests/MongoDB.Driver.TestHelpers/IntegrationTest.cs
index e8a777438f..1c0d683df4 100644
--- a/tests/MongoDB.Driver.TestHelpers/IntegrationTest.cs
+++ b/tests/MongoDB.Driver.TestHelpers/IntegrationTest.cs
@@ -25,17 +25,17 @@ namespace MongoDB.Driver.Tests
     public abstract class IntegrationTest<TFixture> : LoggableTestClass, IClassFixture<TFixture>
         where TFixture : DatabaseFixture
     {
+        private readonly TFixture _fixture;
+
         protected IntegrationTest(ITestOutputHelper testOutputHelper, TFixture fixture)
             : base(testOutputHelper)
         {
-            Fixture = fixture;
+            _fixture = fixture;
         }
 
-        protected TFixture Fixture { get; }
-
         public IMongoClient GetMongoClient(Action<MongoClientSettings> configure = null)
         {
-            return Fixture.GetMongoClient(settings =>
+            return _fixture.GetMongoClient(settings =>
             {
                 settings.LoggingSettings = LoggingSettings;
                 configure?.Invoke(settings);
@@ -44,7 +44,7 @@ public IMongoClient GetMongoClient(Action<MongoClientSettings> configure = null)
 
         public IMongoDatabase GetDatabase(Action<MongoClientSettings> configure = null)
         {
-            return Fixture.GetDatabase(settings =>
+            return _fixture.GetDatabase(settings =>
             {
                 settings.LoggingSettings = LoggingSettings;
                 configure?.Invoke(settings);
@@ -53,7 +53,7 @@ public IMongoDatabase GetDatabase(Action<MongoClientSettings> configure = null)
 
         public IMongoCollection<T> GetCollection<T>(Action<MongoClientSettings> configure = null, string collectionName = null)
         {
-            return Fixture.GetCollection<T>(settings =>
+            return _fixture.GetCollection<T>(settings =>
             {
                 settings.LoggingSettings = LoggingSettings;
                 configure?.Invoke(settings);
diff --git a/tests/MongoDB.Driver.Tests/Linq/Linq3Implementation/Jira/CSharp4066Tests.cs b/tests/MongoDB.Driver.Tests/Linq/Linq3Implementation/Jira/CSharp4066Tests.cs
index 7b908009b5..c787aa190c 100644
--- a/tests/MongoDB.Driver.Tests/Linq/Linq3Implementation/Jira/CSharp4066Tests.cs
+++ b/tests/MongoDB.Driver.Tests/Linq/Linq3Implementation/Jira/CSharp4066Tests.cs
@@ -31,7 +31,7 @@ public CSharp4066Tests(ITestOutputHelper testOutputHelper, DatabaseFixture fixtu
         [Fact]
         public void String_comparison_in_filter_should_use_custom_serializer()
         {
-            var collection = Fixture.GetCollection<C>();
+            var collection = GetCollection<C>();
 
             var id = "0102030405060708090a0b0c";
             collection.InsertMany(