diff --git a/.github/workflows/apt.yml b/.github/workflows/apt.yml
index 69bb895ce..68e44b0ce 100644
--- a/.github/workflows/apt.yml
+++ b/.github/workflows/apt.yml
@@ -131,7 +131,9 @@ jobs:
           - Ubuntu Jammy amd64
           - Ubuntu Noble amd64
         test:
-          - "update-from-v4.sh"
+          - "update-from-v4.sh local"
+          - "update-from-v4.sh v5"
+          - "update-from-v4.sh lts"
           - "downgrade-to-v4.sh"
           - "install-newly.sh local"
           - "install-newly.sh v5"
@@ -160,13 +162,21 @@ jobs:
             lxc-image: ubuntu:24.04
         exclude:
           - label: Debian bookworm amd64
-            test: update-from-v4.sh
+            test: update-from-v4.sh local
+          - label: Debian bookworm amd64
+            test: update-from-v4.sh v5
+          - label: Debian bookworm amd64
+            test: update-from-v4.sh lts
           - label: Debian bookworm amd64
             test: update-to-next-version-with-backward-compat-for-v4.sh
           - label: Debian bookworm amd64
             test: downgrade-to-v4.sh
           - label: Ubuntu Noble amd64
-            test: update-from-v4.sh
+            test: update-from-v4.sh local
+          - label: Ubuntu Noble amd64
+            test: update-from-v4.sh v5
+          - label: Ubuntu Noble amd64
+            test: update-from-v4.sh lts
           - label: Ubuntu Noble amd64
             test: update-to-next-version-with-backward-compat-for-v4.sh
           - label: Ubuntu Noble amd64
diff --git a/fluent-package/apt/systemd-test/update-from-v4.sh b/fluent-package/apt/systemd-test/update-from-v4.sh
index 16926a770..a7808e664 100755
--- a/fluent-package/apt/systemd-test/update-from-v4.sh
+++ b/fluent-package/apt/systemd-test/update-from-v4.sh
@@ -28,8 +28,18 @@ for d in $(seq 1 10); do
 done
 
 # Install the current
-sudo apt install -V -y \
-    /host/${distribution}/pool/${code_name}/${channel}/*/*/fluent-package_*_${architecture}.deb
+case $1 in
+  local)
+    sudo apt install -V -y \
+      /host/${distribution}/pool/${code_name}/${channel}/*/*/fluent-package_*_${architecture}.deb
+    ;;
+  v5)
+    curl --fail --silent --show-error --location https://toolbelt.treasuredata.com/sh/install-${distribution}-${code_name}-fluent-package5.sh | sh
+    ;;
+  lts)
+    curl --fail --silent --show-error --location https://toolbelt.treasuredata.com/sh/install-${distribution}-${code_name}-fluent-package5-lts.sh | sh
+    ;;
+esac
 
 # Test: service status
 systemctl status --no-pager fluentd