diff --git a/README.md b/README.md
index 5ab47338..d74a4cc6 100644
--- a/README.md
+++ b/README.md
@@ -14,9 +14,6 @@
 [![Publish Code](https://github.com/notion-dotnet/notion-sdk-net/actions/workflows/publish-code.yml/badge.svg)](https://github.com/notion-dotnet/notion-sdk-net/actions/workflows/publish-code.yml)
 [![CodeQL](https://github.com/notion-dotnet/notion-sdk-net/actions/workflows/codeql-analysis.yml/badge.svg)](https://github.com/notion-dotnet/notion-sdk-net/actions/workflows/codeql-analysis.yml)
 
-[![LGTM Alerts](https://img.shields.io/lgtm/alerts/github/notion-dotnet/notion-sdk-net)](https://lgtm.com/projects/g/notion-dotnet/notion-sdk-net/alerts/?mode=list)
-[![LGTM Grade](https://img.shields.io/lgtm/grade/csharp/github/notion-dotnet/notion-sdk-net)](https://lgtm.com/projects/g/notion-dotnet/notion-sdk-net/alerts/?mode=list)
-
 [![GitHub last commit](https://img.shields.io/github/last-commit/notion-dotnet/notion-sdk-net)]()
 [![GitHub commit activity](https://img.shields.io/github/commit-activity/w/notion-dotnet/notion-sdk-net)]()
 [![GitHub commit activity](https://img.shields.io/github/commit-activity/m/notion-dotnet/notion-sdk-net)]()
diff --git a/lgtm.yml b/lgtm.yml
deleted file mode 100644
index 5d5e1e4f..00000000
--- a/lgtm.yml
+++ /dev/null
@@ -1,6 +0,0 @@
-extraction:
-  csharp:
-    index:
-      all_solutions: true
-      dotnet:
-        version: 6.0.400