diff --git a/.gherkin-lintrc b/.gherkin-lintrc
new file mode 100644
index 0000000..c84eba4
--- /dev/null
+++ b/.gherkin-lintrc
@@ -0,0 +1,38 @@
+{
+  "docstring-indent": [
+    "on",
+    {
+      "indent": 6
+    }
+  ],
+  "file-name": [
+    "on",
+    {
+      "style": "kebab-case"
+    }
+  ],
+  "indentation": [
+    "on",
+    {
+      "Feature": 0,
+      "Background": 2,
+      "Scenario": 2,
+      "Examples": 4,
+      "Step": 4,
+      "given": 4,
+      "example": 6,
+      "and": 4
+    }
+  ],
+  "no-dupe-feature-names": "on",
+  "no-dupe-scenario-names": "off",
+  "no-empty-file": "on",
+  "no-files-without-scenarios": "on",
+  "no-multiple-empty-lines": "off",
+  "no-partially-commented-tag-lines": "on",
+  "no-trailing-spaces": "off",
+  "no-unnamed-features": "on",
+  "no-unnamed-scenarios": "on",
+  "no-scenario-outlines-without-examples": "on",
+  "use-and": "on"
+}
diff --git a/custom-rules/docstring-indent.js b/custom-rules/docstring-indent.js
new file mode 100644
index 0000000..6678f34
--- /dev/null
+++ b/custom-rules/docstring-indent.js
@@ -0,0 +1,55 @@
+const rule = 'docstring-indent'
+
+const availableConfigs = {
+  indent: {
+    type: 'number',
+    defaultValue: 6,
+    description: 'Number of spaces required for docstring indentation'
+  }
+}
+
+function run (feature, file, config = {}) {
+  const errors = []
+  const requiredSpaces = ' '.repeat(config.indent || 6)
+
+  feature.children.forEach(child => {
+    if (child.scenario) {
+      child.scenario.steps.forEach(step => {
+        if (step.docString) {
+          const { location } = step.docString
+          const stepIndent = step.text.match(/^\s*/)[0]
+          const expectedIndent = stepIndent + requiredSpaces
+
+          // Check opening docstring.
+          const openingLine = file.lines[location.line - 1]
+          if (!openingLine.startsWith(expectedIndent + '"""')) {
+            errors.push({
+              message: `Docstring opening """ must be indented ${config.indent} spaces`,
+              rule,
+              line: location.line
+            })
+          }
+
+          // Check closing docstring.
+          const closingLineNum = location.line + step.docString.content.split('\n').length + 1
+          const closingLine = file.lines[closingLineNum - 1]
+          if (!closingLine.startsWith(expectedIndent + '"""')) {
+            errors.push({
+              message: `Docstring closing """ must match opening indent (${expectedIndent.length} spaces total)`,
+              rule,
+              line: closingLineNum
+            })
+          }
+        }
+      })
+    }
+  })
+
+  return errors
+}
+
+module.exports = {
+  name: rule,
+  run,
+  availableConfigs
+}