diff --git a/build/scripts/scripts.fsproj b/build/scripts/scripts.fsproj
index e7a485e6c34..6cce8b04b6f 100644
--- a/build/scripts/scripts.fsproj
+++ b/build/scripts/scripts.fsproj
@@ -34,7 +34,6 @@
     <Content Include="..\..\.github\workflows\make-release-notes.yml"><Link>make-release-notes.yml</Link></Content>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="FSharp.Core" Version="6.0.1" />
     <PackageReference Include="Bullseye" Version="3.3.0" />
     <PackageReference Include="Elastic.Elasticsearch.Managed" Version="0.3.0" />
     
diff --git a/src/Elastic.Clients.Elasticsearch/Elastic.Clients.Elasticsearch.csproj b/src/Elastic.Clients.Elasticsearch/Elastic.Clients.Elasticsearch.csproj
index 4cf6bbb67de..877361099ae 100644
--- a/src/Elastic.Clients.Elasticsearch/Elastic.Clients.Elasticsearch.csproj
+++ b/src/Elastic.Clients.Elasticsearch/Elastic.Clients.Elasticsearch.csproj
@@ -20,6 +20,10 @@
     <PackageReference Include="Elastic.Transport" Version="0.3.2" />
     <PackageReference Condition="'$(TargetFramework)' == 'netstandard2.0'" Include="System.Reflection.Emit" Version="4.3.0" />
     <PackageReference Condition="'$(TargetFramework)' == 'netstandard2.0'" Include="System.Reflection.Emit.Lightweight" Version="4.3.0" />
+    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.1.46">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
+    </PackageReference>
   </ItemGroup>
   <ItemGroup>
     <InternalsVisibleTo Include="Tests" Key="$(ExposedPublicKey)" />
diff --git a/src/Elastic.Clients.Elasticsearch/Helpers/BulkAllObservable.cs b/src/Elastic.Clients.Elasticsearch/Helpers/BulkAllObservable.cs
index 513985b0362..e086768de86 100644
--- a/src/Elastic.Clients.Elasticsearch/Helpers/BulkAllObservable.cs
+++ b/src/Elastic.Clients.Elasticsearch/Helpers/BulkAllObservable.cs
@@ -56,6 +56,7 @@ private void BulkAll(IObserver<BulkAllResponse> observer)
 		var documents = _partitionedBulkRequest.Documents;
 		var partitioned = new PartitionHelper<T>(documents, _bulkSize);
 #pragma warning disable 4014
+#pragma warning disable VSTHRD110 // Observe result of async calls
 		partitioned.ForEachAsync(
 #pragma warning restore 4014
 				(buffer, page) => BulkAsync(buffer, page, 0),
@@ -63,6 +64,7 @@ private void BulkAll(IObserver<BulkAllResponse> observer)
 			ex => OnCompleted(ex, observer),
 			_maxDegreeOfParallelism
 		);
+#pragma warning restore VSTHRD110 // Observe result of async calls
 	}
 
 	private void OnCompleted(Exception exception, IObserver<BulkAllResponse> observer)
@@ -152,7 +154,7 @@ private async Task<BulkAllResponse> BulkAsync(IList<T> buffer, long page, int ba
 		_bulkResponseCallback?.Invoke(response);
 
 		if (!response.ApiCall.Success)
-			return await HandleBulkRequest(buffer, page, backOffRetries, response).ConfigureAwait(false);
+			return await HandleBulkRequestAsync(buffer, page, backOffRetries, response).ConfigureAwait(false);
 
 		var retryableDocuments = new List<T>();
 		var droppedDocuments = new List<Tuple<BulkResponseItemBase, T>>();
@@ -171,7 +173,7 @@ private async Task<BulkAllResponse> BulkAsync(IList<T> buffer, long page, int ba
 		HandleDroppedDocuments(droppedDocuments, response);
 
 		if (retryableDocuments.Count > 0 && backOffRetries < _backOffRetries)
-			return await RetryDocuments(page, ++backOffRetries, retryableDocuments).ConfigureAwait(false);
+			return await RetryDocumentsAsync(page, ++backOffRetries, retryableDocuments).ConfigureAwait(false);
 
 		if (retryableDocuments.Count > 0)
 			throw ThrowOnBadBulk(response, $"Bulk indexing failed and after retrying {backOffRetries} times");
@@ -193,7 +195,7 @@ private void HandleDroppedDocuments(List<Tuple<BulkResponseItemBase, T>> dropped
 			throw ThrowOnBadBulk(response, $"{nameof(BulkAll)} halted after receiving failures that can not be retried from _bulk");
 	}
 
-	private async Task<BulkAllResponse> HandleBulkRequest(IList<T> buffer, long page, int backOffRetries, BulkResponse response)
+	private async Task<BulkAllResponse> HandleBulkRequestAsync(IList<T> buffer, long page, int backOffRetries, BulkResponse response)
 	{
 		var clientException = response.ApiCall.OriginalException as TransportException;
 		var failureReason = clientException?.FailureReason;
@@ -205,7 +207,7 @@ private async Task<BulkAllResponse> HandleBulkRequest(IList<T> buffer, long page
 					throw ThrowOnBadBulk(response, $"{nameof(BulkAll)} halted after attempted bulk failed over all the active nodes");
 
 				ThrowOnExhaustedRetries();
-				return await RetryDocuments(page, ++backOffRetries, buffer).ConfigureAwait(false);
+				return await RetryDocumentsAsync(page, ++backOffRetries, buffer).ConfigureAwait(false);
 			case PipelineFailure.CouldNotStartSniffOnStartup:
 			case PipelineFailure.BadAuthentication:
 			case PipelineFailure.NoNodesAttempted:
@@ -218,7 +220,7 @@ private async Task<BulkAllResponse> HandleBulkRequest(IList<T> buffer, long page
 			case PipelineFailure.BadRequest:
 			default:
 				ThrowOnExhaustedRetries();
-				return await RetryDocuments(page, ++backOffRetries, buffer).ConfigureAwait(false);
+				return await RetryDocumentsAsync(page, ++backOffRetries, buffer).ConfigureAwait(false);
 		}
 
 		void ThrowOnExhaustedRetries()
@@ -231,7 +233,7 @@ void ThrowOnExhaustedRetries()
 		}
 	}
 
-	private async Task<BulkAllResponse> RetryDocuments(long page, int backOffRetries, IList<T> retryDocuments)
+	private async Task<BulkAllResponse> RetryDocumentsAsync(long page, int backOffRetries, IList<T> retryDocuments)
 	{
 		_incrementRetries();
 		await Task.Delay(_backOffTime, _compositeCancelToken).ConfigureAwait(false);
diff --git a/src/Elastic.Clients.Elasticsearch/packages.lock.json b/src/Elastic.Clients.Elasticsearch/packages.lock.json
index 64d049d21c1..f4dc782f6e7 100644
--- a/src/Elastic.Clients.Elasticsearch/packages.lock.json
+++ b/src/Elastic.Clients.Elasticsearch/packages.lock.json
@@ -37,6 +37,12 @@
           "Microsoft.SourceLink.Common": "1.0.0"
         }
       },
+      "Microsoft.VisualStudio.Threading.Analyzers": {
+        "type": "Direct",
+        "requested": "[17.1.46, )",
+        "resolved": "17.1.46",
+        "contentHash": "7pImoMcQaWZYAwu1aDBB8yBkvgad13yjrRHQ65pwHMX757vZ49OrNaEuRSLDu2PjZGonsTkQAJK8JK4W/wW4bw=="
+      },
       "Microsoft.Build.Tasks.Git": {
         "type": "Transitive",
         "resolved": "1.0.0",
@@ -129,6 +135,12 @@
           "Microsoft.SourceLink.Common": "1.0.0"
         }
       },
+      "Microsoft.VisualStudio.Threading.Analyzers": {
+        "type": "Direct",
+        "requested": "[17.1.46, )",
+        "resolved": "17.1.46",
+        "contentHash": "7pImoMcQaWZYAwu1aDBB8yBkvgad13yjrRHQ65pwHMX757vZ49OrNaEuRSLDu2PjZGonsTkQAJK8JK4W/wW4bw=="
+      },
       "Microsoft.Bcl.AsyncInterfaces": {
         "type": "Transitive",
         "resolved": "6.0.0",
@@ -266,6 +278,12 @@
           "Microsoft.SourceLink.Common": "1.0.0"
         }
       },
+      "Microsoft.VisualStudio.Threading.Analyzers": {
+        "type": "Direct",
+        "requested": "[17.1.46, )",
+        "resolved": "17.1.46",
+        "contentHash": "7pImoMcQaWZYAwu1aDBB8yBkvgad13yjrRHQ65pwHMX757vZ49OrNaEuRSLDu2PjZGonsTkQAJK8JK4W/wW4bw=="
+      },
       "NETStandard.Library": {
         "type": "Direct",
         "requested": "[2.0.3, )",
@@ -509,6 +527,12 @@
           "Microsoft.SourceLink.Common": "1.0.0"
         }
       },
+      "Microsoft.VisualStudio.Threading.Analyzers": {
+        "type": "Direct",
+        "requested": "[17.1.46, )",
+        "resolved": "17.1.46",
+        "contentHash": "7pImoMcQaWZYAwu1aDBB8yBkvgad13yjrRHQ65pwHMX757vZ49OrNaEuRSLDu2PjZGonsTkQAJK8JK4W/wW4bw=="
+      },
       "Microsoft.Bcl.AsyncInterfaces": {
         "type": "Transitive",
         "resolved": "6.0.0",
@@ -631,6 +655,12 @@
           "Microsoft.SourceLink.Common": "1.0.0"
         }
       },
+      "Microsoft.VisualStudio.Threading.Analyzers": {
+        "type": "Direct",
+        "requested": "[17.1.46, )",
+        "resolved": "17.1.46",
+        "contentHash": "7pImoMcQaWZYAwu1aDBB8yBkvgad13yjrRHQ65pwHMX757vZ49OrNaEuRSLDu2PjZGonsTkQAJK8JK4W/wW4bw=="
+      },
       "Microsoft.Build.Tasks.Git": {
         "type": "Transitive",
         "resolved": "1.0.0",
@@ -714,6 +744,12 @@
           "Microsoft.SourceLink.Common": "1.0.0"
         }
       },
+      "Microsoft.VisualStudio.Threading.Analyzers": {
+        "type": "Direct",
+        "requested": "[17.1.46, )",
+        "resolved": "17.1.46",
+        "contentHash": "7pImoMcQaWZYAwu1aDBB8yBkvgad13yjrRHQ65pwHMX757vZ49OrNaEuRSLDu2PjZGonsTkQAJK8JK4W/wW4bw=="
+      },
       "Microsoft.Build.Tasks.Git": {
         "type": "Transitive",
         "resolved": "1.0.0",