diff --git a/packages/babel-generator/src/index.js b/packages/babel-generator/src/index.js
index 2c0a50c016..b5b7305f25 100644
--- a/packages/babel-generator/src/index.js
+++ b/packages/babel-generator/src/index.js
@@ -84,7 +84,7 @@ export class CodeGenerator extends Printer {
       compact: opts.compact,
       minified: opts.minified,
       concise: opts.concise,
-      quotes: CodeGenerator.findCommonStringDelimiter(code, tokens),
+      quotes: opts.quotes || CodeGenerator.findCommonStringDelimiter(code, tokens),
       indent: {
         adjustMultilineComment: true,
         style: style,