diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index cea19ab9..7708da14 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -28,7 +28,7 @@ jobs:
 
       - name: Get lowercase string for the repository name
         id: lowercase-repo-name
-        uses: ASzc/change-string-case-action@v2
+        uses: ASzc/change-string-case-action@v6
         with:
           string: ${{ github.event.repository.name }}
 
@@ -121,7 +121,7 @@ jobs:
     steps:
       - name: Get lowercase string for the repository name
         id: lowercase-repo-name
-        uses: ASzc/change-string-case-action@v2
+        uses: ASzc/change-string-case-action@v6
         with:
           string: ${{ github.event.repository.name }}