diff --git a/.github/workflows/lfs-cache.yml b/.github/workflows/lfs-cache.yml
index e1975a66b73..f7929fb9ced 100644
--- a/.github/workflows/lfs-cache.yml
+++ b/.github/workflows/lfs-cache.yml
@@ -79,5 +79,5 @@ jobs:
         if: steps.test-lfs-cache-regression-data.outputs.cache-hit != 'true' && !contains(github.ref, 'merge') 
         with:
           path: tardis-regression-data/.git/lfs
-          key: tardis-regression-${{ inputs.atom-data-sparse == 'true' && 'atom-data-sparse' || 'full-data' }}-${{ hashFiles('tardis-regression-data/.lfs-files-list') }}-${{ inputs.regression-data-repo }}-v1
+          key: tardis-regression-${{ inputs.atom-data-sparse == true && 'atom-data-sparse' || 'full-data' }}-${{ hashFiles('tardis-regression-data/.lfs-files-list') }}-${{ inputs.regression-data-repo }}-v1