diff --git a/.github/workflows/CICD.yml b/.github/workflows/CICD.yml
index f7db7b8a2..b448b76d0 100644
--- a/.github/workflows/CICD.yml
+++ b/.github/workflows/CICD.yml
@@ -231,7 +231,7 @@ jobs:
       run: |
         ## `cargo clippy` lint testing
         unset fault
-        CLIPPY_FLAGS="-W clippy::default_trait_access -W clippy::manual_string_new"
+        CLIPPY_FLAGS="-W clippy::default_trait_access -W clippy::manual_string_new -W clippy::cognitive_complexity"
         fault_type="${{ steps.vars.outputs.FAULT_TYPE }}"
         fault_prefix=$(echo "$fault_type" | tr '[:lower:]' '[:upper:]')
         # * convert any warnings to GHA UI annotations; ref: <https://help.github.com/en/actions/reference/workflow-commands-for-github-actions#setting-a-warning-message>