diff --git a/.lgtm.yml b/.lgtm.yml
index 37f9c4335c..5948d8c2bc 100644
--- a/.lgtm.yml
+++ b/.lgtm.yml
@@ -8,3 +8,6 @@ extraction:
     after_prepare:
       - pip3 install meson
       - export PATH="$HOME/.local/bin/:$PATH"
+  python:
+    python_setup:
+      version: 3