diff --git a/README.md b/README.md
index 0b95cdc5..a11594f2 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,8 @@
[![Build Status](https://travis-ci.org/gansm/finalcut.svg?branch=master)](https://travis-ci.org/gansm/finalcut)
*Coverity Scan:*
[![Coverity Scan Status](https://scan.coverity.com/projects/6508/badge.svg)](https://scan.coverity.com/projects/6508)
+*LGTM:*
+ [![Language grade: C/C++](https://img.shields.io/lgtm/grade/cpp/g/gansm/finalcut.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/gansm/finalcut/context:cpp)
*Class Reference:*
[![documented](https://codedocs.xyz/gansm/finalcut.svg)](https://codedocs.xyz/gansm/finalcut/hierarchy.html)