diff --git a/Taskfile.dist.yml b/Taskfile.dist.yml
index 10cca2e..05995df 100644
--- a/Taskfile.dist.yml
+++ b/Taskfile.dist.yml
@@ -20,6 +20,13 @@ tasks:
       - task: build:apache
       - task: build:frankenphp
 
+  lint:
+    desc: Apply a Dockerfile linter to all Dockerfiles
+    cmds:
+      - task: lint:fpm
+      - task: lint:apache
+      - task: lint:frankenphp
+
   build:fpm:
     desc: Build all PHP Docker image targets of the FPM variant
     deps: [lint:fpm]
@@ -110,22 +117,23 @@ tasks:
   lint:fpm:
     desc: Apply a Dockerfile linter (https://github.com/hadolint/hadolint)
     cmds:
-      - task: lint
+      - task: do:lint
         vars: { DOCKERFILE_PATH: fpm/Dockerfile }
 
   lint:apache:
     desc: Apply a Dockerfile linter (https://github.com/hadolint/hadolint)
     cmds:
-      - task: lint
+      - task: do:lint
         vars: { DOCKERFILE_PATH: apache/Dockerfile }
 
   lint:frankenphp:
     desc: Apply a Dockerfile linter (https://github.com/hadolint/hadolint)
     cmds:
-      - task: lint
+      - task: do:lint
         vars: { DOCKERFILE_PATH: frankenphp/Dockerfile }
 
-  lint:
+  do:lint:
+    internal: true
     cmds:
       - docker run
         --interactive
diff --git a/apache/Dockerfile b/apache/Dockerfile
index d56e1cb..e81e19a 100644
--- a/apache/Dockerfile
+++ b/apache/Dockerfile
@@ -1,3 +1,6 @@
+# syntax=docker/dockerfile:1
+# check=error=true
+
 # Latest version of PHP base image: https://hub.docker.com/_/php/tags
 FROM php:8.5.4-apache-trixie AS runtime
 
diff --git a/fpm/Dockerfile b/fpm/Dockerfile
index 7848564..a54ca02 100644
--- a/fpm/Dockerfile
+++ b/fpm/Dockerfile
@@ -1,3 +1,6 @@
+# syntax=docker/dockerfile:1
+# check=error=true
+
 # Latest version of PHP base image: https://hub.docker.com/_/php/tags
 FROM php:8.5.4-fpm-trixie AS runtime
 
diff --git a/frankenphp/Dockerfile b/frankenphp/Dockerfile
index 308285e..a37b12b 100644
--- a/frankenphp/Dockerfile
+++ b/frankenphp/Dockerfile
@@ -1,3 +1,6 @@
+# syntax=docker/dockerfile:1
+# check=error=true
+
 # Latest version of FrankenPHP base image: https://hub.docker.com/r/dunglas/frankenphp/tags
 FROM dunglas/frankenphp:1.12.1-php8.5.4-trixie AS runtime