diff --git a/.github/workflows/linting.yml b/.github/workflows/linting.yml
index 756d556..87ea01d 100644
--- a/.github/workflows/linting.yml
+++ b/.github/workflows/linting.yml
@@ -18,7 +18,7 @@ jobs:
         job: [gen-dockerfiles]
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
       - name: Diff generated Docker files
         run: |
           make "${JOB}"
diff --git a/.github/workflows/php-ci.yml b/.github/workflows/php-ci.yml
index 25d55b2..4f0ac20 100644
--- a/.github/workflows/php-ci.yml
+++ b/.github/workflows/php-ci.yml
@@ -32,7 +32,7 @@ jobs:
       fail-fast: False
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
 
       - name: Show environment
         run: |
@@ -91,18 +91,19 @@ jobs:
       - name: Set variables
         id: vars
         run: |
-          # Set git branch or git tag as slug
-          if [[ ${GITHUB_REF} =~ ^refs\/tags\/ ]]; then
+          # Detached from branch
+          if [ "$( git rev-parse --abbrev-ref HEAD )" = "HEAD" ]; then
             GIT_TYPE=TAG
-            GIT_SLUG="${GITHUB_REF/refs\/tags\//}"
+            GIT_SLUG="$( git tag --points-at HEAD | head -1 )"
           else
             GIT_TYPE=BRANCH
-            if [ -n "${GITHUB_HEAD_REF}" ]; then
-              GIT_SLUG="${GITHUB_HEAD_REF}"
-            else
-              GIT_SLUG="${GITHUB_REF/refs\/heads\//}"
-            fi
+            GIT_SLUG="$( git rev-parse --abbrev-ref HEAD )"
           fi
+
+          # Output
+          echo "GIT_TYPE=${GIT_TYPE}"
+          echo "GIT_SLUG=${GIT_SLUG}"
+
           # Export variable
           # https://docs.github.com/en/free-pro-team@latest/actions/reference/workflow-commands-for-github-actions#environment-files
           echo "GIT_TYPE=${GIT_TYPE}" >> $GITHUB_ENV
diff --git a/.github/workflows/php-nightly.yml b/.github/workflows/php-nightly.yml
index a37487f..1752d03 100644
--- a/.github/workflows/php-nightly.yml
+++ b/.github/workflows/php-nightly.yml
@@ -26,7 +26,7 @@ jobs:
       fail-fast: False
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
 
       - name: Show environment
         run: |
@@ -82,7 +82,7 @@ jobs:
           - '8.1'
         refs:
           - 'master'
-          - '0.114'
+          - '0.118'
     steps:
 
       # ------------------------------------------------------------
@@ -97,16 +97,19 @@ jobs:
       - name: Set variables
         id: vars
         run: |
-          # Set git branch or git tag as slug
-          if [ -n "$( git tag --points-at HEAD )" ]; then
+          # Detached from branch
+          if [ "$( git rev-parse --abbrev-ref HEAD )" = "HEAD" ]; then
             GIT_TYPE=TAG
-            GIT_SLUG="$( git tag --points-at HEAD )"
-          elif [ "$( git rev-parse --abbrev-ref HEAD )" != "HEAD" ]; then
+            GIT_SLUG="$( git tag --points-at HEAD | head -1 )"
+          else
             GIT_TYPE=BRANCH
             GIT_SLUG="$( git rev-parse --abbrev-ref HEAD )"
-          else
-            false
           fi
+
+          # Output
+          echo "GIT_TYPE=${GIT_TYPE}"
+          echo "GIT_SLUG=${GIT_SLUG}"
+
           # Export variable
           # https://docs.github.com/en/free-pro-team@latest/actions/reference/workflow-commands-for-github-actions#environment-files
           echo "GIT_TYPE=${GIT_TYPE}" >> $GITHUB_ENV