diff --git a/gulp/tasks/jison.js b/gulp/tasks/jison.js
deleted file mode 100644
index e6cdd1534..000000000
--- a/gulp/tasks/jison.js
+++ /dev/null
@@ -1,10 +0,0 @@
-var gulp = require('gulp')
-var jison = require('gulp-jison')
-var filelog = require('gulp-filelog')
-
-gulp.task('jison', function () {
-  return gulp.src('./src/**/*.jison')
-    .pipe(filelog('Jison file:'))
-    .pipe(jison({ 'token-stack': true }))
-    .pipe(gulp.dest('./src/'))
-})
diff --git a/gulpfile.js b/gulpfile.js
index 923af187f..ab7df764f 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -1,3 +1,13 @@
 var requireDir = require('require-dir')
+var gulp = require('gulp')
+var jison = require('gulp-jison')
+var filelog = require('gulp-filelog')
+
+gulp.task('jison', function () {
+  return gulp.src('./src/**/*.jison')
+    .pipe(filelog('Jison file:'))
+    .pipe(jison({ 'token-stack': true }))
+    .pipe(gulp.dest('./src/'))
+})
 
 requireDir('./gulp/tasks')