diff --git a/.github/workflows/markdown.yaml b/.github/workflows/markdown.yaml
index c889794d..9d0e7ddc 100644
--- a/.github/workflows/markdown.yaml
+++ b/.github/workflows/markdown.yaml
@@ -17,9 +17,9 @@ on:
       - main
   workflow_call:
     inputs:
-      enable-spell-check:
+      skip-spell-check:
         required: false
-        default: false
+        default: true
         type: boolean
       config-links-path:
         required: false
@@ -77,7 +77,7 @@ jobs:
       uses: DavidAnson/markdownlint-cli2-action@v11
       with:
         fix: true
-        config: ${{ github.event_name == 'workflow_call' && inputs.config-lint-path || '.github/config/.markdownlint.json' }}
+        config: ${{ inputs.config-lint-path || '.github/config/.markdownlint.json' }}
         globs: ${{ inputs.md-lint-globs || '**/*.{md,MD}' }}
     - name: Commit markdown-lint changes
       run: |
@@ -90,17 +90,18 @@ jobs:
     - name: Check links (.md)
       uses: gaurav-nelson/github-action-markdown-link-check@v1
       with:
-        config-file: ${{ github.event_name == 'workflow_call' && inputs.config-link-path || '.github/config/md-link-config.json' }}
+        config-file: ${{ inputs.config-link-path || '.github/config/md-link-config.json' }}
         use-verbose-mode: 'yes'
     - name: Check links (.MD)
       uses: gaurav-nelson/github-action-markdown-link-check@v1
       with:
-        config-file: ${{ github.event_name == 'workflow_call' && inputs.config-link-path || '.github/config/md-link-config.json' }}
+        config-file: ${{ inputs.config-link-path || '.github/config/md-link-config.json' }}
         use-verbose-mode: 'yes'
         file-extension: '.MD'
   markdown-spellchecker:
-    if: ${{ (github.event_name == 'workflow_call' && inputs.enable-spell-check) || github.event_name != 'workflow_call' }}
     runs-on: ubuntu-latest
+    needs: changes
+    if: ${{ needs.changes.outputs.files-changed == 'true' && (!inputs.skip-spell-check || inputs.skip-spell-check == '') }}
     steps:
     - uses: actions/checkout@v3
       with:
diff --git a/README.MD b/README.MD
index 1b97c4c8..22b321f8 100644
--- a/README.MD
+++ b/README.MD
@@ -17,7 +17,8 @@ The repository includes:
 - [clean-up-storage](.github/workflows/clean-up-storage.yaml) workflow: when a
   new PR is closed, related cache and artefact are deleted.
 - [markdown](.github/workflows/markdown.yaml) workflow: lint all markdown
-  documents and checks that links referenced in the documents are valid.
+  documents and checks that links referenced in the documents are valid. If
+  `skip-spell-check: false`, also a spell checker is executed.
 - [release-notes](.github/workflows/release-notes.yaml) workflow: automatically
   updates release notes using PR titles and labels.
 - [golang](.github/workflows/golang.yaml) workflow: lint, test and benchmark Go
diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 31af3802..002175d5 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -29,6 +29,8 @@
 
 - golang workflow: add shell configuration to enable `pipefail` for benchmark
   job (PR #56 by @cosimomeli)
+- markdown workflow: fix check to enable/disable spellchecker (PR #55 by
+  @chicco785)
 - add-to-project workflow: Fix assignment of reviewers also when PR is still in
   draft mode (PR #40 by @chicco785)
 - Release-notes workflow: fix default configuration to include only current PR