diff --git a/lgtm.yml b/lgtm.yml
index 9d689053d03b..d058638430f0 100644
--- a/lgtm.yml
+++ b/lgtm.yml
@@ -17,6 +17,8 @@ extraction:
       - libzmq3-dev
       - libzmq5
       - autoconf-archive
+      - libgtest-dev
+      - libgmock-dev
     after_prepare:
       - ls -l
       - git clone https://github.com/Azure/sonic-swss-common; pushd sonic-swss-common; ./autogen.sh; fakeroot dpkg-buildpackage -us -uc -b; popd