diff --git a/lgtm.yml b/lgtm.yml
index 17db711e35..724b9cb389 100644
--- a/lgtm.yml
+++ b/lgtm.yml
@@ -24,6 +24,7 @@ extraction:
       - dh-exec
       - doxygen
       - graphviz
+      - autoconf-archive
     after_prepare:
       - git clone https://github.com/Azure/sonic-swss-common; pushd sonic-swss-common; ./autogen.sh; fakeroot dpkg-buildpackage -us -uc -b; popd
       - dpkg-deb -x libswsscommon_1.0.0_amd64.deb $LGTM_WORKSPACE