diff --git a/packages/babel-parser/package.json b/packages/babel-parser/package.json
index e3898084ae..942d67a80b 100644
--- a/packages/babel-parser/package.json
+++ b/packages/babel-parser/package.json
@@ -30,7 +30,7 @@
   "devDependencies": {
     "@babel/helper-fixtures": "^7.2.0",
     "charcodes": "0.1.0",
-    "unicode-11.0.0": "^0.7.7"
+    "unicode-11.0.0": "^0.7.8"
   },
   "bin": {
     "parser": "./bin/babel-parser.js"
diff --git a/packages/babel-parser/scripts/generate-identifier-regex.js b/packages/babel-parser/scripts/generate-identifier-regex.js
index c0c53de64e..083adcde0a 100644
--- a/packages/babel-parser/scripts/generate-identifier-regex.js
+++ b/packages/babel-parser/scripts/generate-identifier-regex.js
@@ -60,11 +60,15 @@ function generate(chars) {
 const startData = generate(start);
 const contData = generate(cont);
 
+console.log("/* prettier-ignore */");
 console.log('let nonASCIIidentifierStartChars = "' + startData.nonASCII + '";');
+console.log("/* prettier-ignore */");
 console.log('let nonASCIIidentifierChars = "' + contData.nonASCII + '";');
+console.log("/* prettier-ignore */");
 console.log(
   "const astralIdentifierStartCodes = " + JSON.stringify(startData.astral) + ";"
 );
+console.log("/* prettier-ignore */");
 console.log(
   "const astralIdentifierCodes = " + JSON.stringify(contData.astral) + ";"
 );