diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7815520..3cd5cec 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
       REGISTRY: ghcr.io
       IMAGE_NAME: ${{ github.repository }}
       PG_MAJOR_VERSION: 16
-      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN | base64 }}
       REGISTRY_READ_HQ: ${{ secrets.REGISTRY_READ_HQ }}
     runs-on: ubuntu-latest
     steps:
diff --git a/get_vars.sh b/get_vars.sh
index fa8e072..65f95b1 100755
--- a/get_vars.sh
+++ b/get_vars.sh
@@ -20,7 +20,7 @@ echo "PGVector - Name: $PGVECTOR_NAME, Digest: ${PGVECTOR_DIGEST:7:5}"
 TAG_IDENTIFIER=pg$PG_MAJOR_VERSION-${BITNAMI_DIGEST:7:5}-${PGVECTOR_DIGEST:7:5}
 echo "Identifier will be $TAG_IDENTIFIER"
 
-if [ -z "$(skopeo list-tags --registry-token $($GITHUB_TOKEN | base64) docker://ghcr.io/bat-bs/${IMAGE_NAME} | grep $TAG_IDENTIFIER)" ]; then
+if [ -z "$(skopeo list-tags --registry-token $GITHUB_TOKEN docker://ghcr.io/bat-bs/${IMAGE_NAME} | grep $TAG_IDENTIFIER)" ]; then
   echo "Tag not found in registry. The image will be build."
 else
   echo "Tag found in registry. The image will not be build."