diff --git a/sonar-project.properties b/sonar-project.properties
index d8f33c04..187f8241 100644
--- a/sonar-project.properties
+++ b/sonar-project.properties
@@ -11,7 +11,7 @@ sonar.exclusions=src/**/index.js,src/mapboxgl/web-map/layer/fill-extrusion/**,sr
 sonar.test.inclusions=src/**/*.spec.js
 
 # Language
-sonar.language=js
+sonar.language=ts
 
 # Encoding of sources files
 sonar.sourceEncoding=UTF-8