diff --git a/action.yaml b/action.yaml
index 5ccaa2b..44c5cf8 100644
--- a/action.yaml
+++ b/action.yaml
@@ -74,3 +74,12 @@ runs:
       shell: sh
       run: >-
         echo '(warn "Reading Initialisation file.")' >> ${HOME}/.sbclrc
+    - name: 'Require ALEXANDRIA'
+      if: inputs.implementation == 'sbcl'
+      id: debug-quicklisp-3
+      shell: sh
+      run: >-
+        ${GITHUB_ACTION_PATH}/with_lisp_implementation ${{ inputs.implementation }} <<EOF
+        (require "alexandria")
+        EOF
+