diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1e11723..65d9032 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -49,6 +49,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - updated upload and download artifacts actions to v4
 
 ### Fixed
+- do not break long file content lines
 - source TF_WORKING_DIR from env helper instead of process.env in locals helper
 - fixed how terraform state is accessed before it the initial synchronization
 - links to supported resources in HOWTOs
diff --git a/scripts/__tests__/yaml/config.test.ts b/scripts/__tests__/yaml/config.test.ts
index 2f01d1b..cdd0bf8 100644
--- a/scripts/__tests__/yaml/config.test.ts
+++ b/scripts/__tests__/yaml/config.test.ts
@@ -477,4 +477,25 @@ repositories:
     assert.equal(previouslyUnarchivedRepository.archived, true)
     assert.equal(previouslyUnarchivedRepository.visibility, undefined)
   })
+
+  it("doesn't break long lines on format or toString", async () => {
+    const lines = [
+      '# This is a very long comment that should NOT be broken down - this is a very long comment that should NOT be broken down - this is a very long comment that should NOT be broken down',
+      'repositories:',
+      '  test:',
+      '    files:',
+      '      test:',
+      '        content: >',
+      '          This is a very long content that should NOT be broken down - this is a very long content that should NOT be broken down - this is a very long content that should NOT be broken down',
+      ''
+    ]
+    const source = lines.join('\n')
+    const config = new Config(source)
+
+    assert.equal(config.toString(), source)
+
+    config.format()
+
+    assert.equal(config.toString(), source)
+  })
 })
diff --git a/scripts/package.json b/scripts/package.json
index 961b336..163245d 100644
--- a/scripts/package.json
+++ b/scripts/package.json
@@ -11,6 +11,7 @@
     "lint": "eslint \"src/**/*.ts\" \"__tests__/**/*.ts\"",
     "lint:fix": "eslint --fix \"src/**/*.ts\" \"__tests__/**/*.ts\"",
     "test": "TF_EXEC=false TF_LOCK=false TF_WORKING_DIR=__tests__/__resources__/terraform GITHUB_DIR=__tests__/__resources__/github FILES_DIR=__tests__/__resources__/files GITHUB_ORG=default node --import tsx/esm --test --experimental-test-module-mocks \"__tests__/**/*.test.ts\"",
+    "test:only": "TF_EXEC=false TF_LOCK=false TF_WORKING_DIR=__tests__/__resources__/terraform GITHUB_DIR=__tests__/__resources__/github FILES_DIR=__tests__/__resources__/files GITHUB_ORG=default node --import tsx/esm --test --test-only --experimental-test-module-mocks \"__tests__/**/*.test.ts\"",
     "all": "npm run build && npm run format && npm run lint && npm test",
     "schema": "ts-json-schema-generator --tsconfig tsconfig.json --path src/yaml/schema.ts --type ConfigSchema --out ../github/.schema.json",
     "main": "node lib/main.js"
diff --git a/scripts/src/yaml/config.ts b/scripts/src/yaml/config.ts
index 07d1617..d43bfd3 100644
--- a/scripts/src/yaml/config.ts
+++ b/scripts/src/yaml/config.ts
@@ -86,7 +86,8 @@ export class Config {
   toString(): string {
     return this._document.toString({
       collectionStyle: 'block',
-      singleQuote: false
+      singleQuote: false,
+      lineWidth: 0
     })
   }