diff --git a/Gulpfile.js b/Gulpfile.js
index 1ecdef7f75f55957c9c6932c2fd9a041c266b599..0f881e542b5424fd687d465a80d2948774dc7a19 100755
--- a/Gulpfile.js
+++ b/Gulpfile.js
@@ -10,7 +10,7 @@ const gulp = require('gulp'),
     baseUrl = './';
 
 function create_css() {
-    return gulp.src('./build/**/*.+(sass|scss)')
+    return gulp.src('./source/**/*.+(sass|scss)')
         .pipe(sass().on('error', sass.logError))
         .pipe(concat('style.css'))
         .pipe(autoPrefix())
@@ -18,7 +18,7 @@ function create_css() {
 }
 
 function create_min_css() {
-    return gulp.src('./build/**/*.+(sass|scss)')
+    return gulp.src('./source/**/*.+(sass|scss)')
         .pipe(sass({outputStyle: 'compressed'}).on('error', sass.logError))
         .pipe(concat('style.min.css'))
         .pipe(autoPrefix())
@@ -29,13 +29,13 @@ function create_min_css() {
 }
 
 function create_js() {
-    return gulp.src('./build/**/*.js')
+    return gulp.src('./source/**/*.js')
         .pipe(concat('main.js'))
         .pipe(gulp.dest(baseUrl + '/js/'));
 }
 
 function create_min_js() {
-    return gulp.src('./build/**/*.js')
+    return gulp.src('./source/**/*.js')
         .pipe(concat('main.min.js'))
         .pipe(sourceMaps.init())
         .pipe(uglify())
@@ -55,8 +55,8 @@ function brSync() {
 
 function watch_files() {
     gulp.watch('./*.html').on('change', browserSync.reload);
-    gulp.watch(['./build/**/*.sass'], gulp.parallel(create_css, create_min_css)).on('change', browserSync.reload);
-    gulp.watch(['./build/**/*.js'], gulp.parallel(create_js, create_min_js)).on('change', browserSync.reload);
+    gulp.watch(['./source/**/*.sass'], gulp.parallel(create_css, create_min_css)).on('change', browserSync.reload);
+    gulp.watch(['./source/**/*.js'], gulp.parallel(create_js, create_min_js)).on('change', browserSync.reload);
 }
 
 gulp.task('create', gulp.parallel(create_css, create_js));
diff --git a/package.json b/package.json
index 0d686cd846c9acb4a942b1b58e95d7c9d5af5d71..f003b86e48eb6cc043f62e31e5d0a6578fdf3470 100644
--- a/package.json
+++ b/package.json
@@ -17,6 +17,6 @@
     "gulp-sass": "^4.0.2",
     "gulp-sourcemaps": "^2.6.5",
     "gulp-uglify-es": "^2.0.0",
-    "gulp-watch": "^5.0.1"
+    "gulp-watch": "^4.2.4"
   }
-}
\ No newline at end of file
+}
diff --git a/build/base.js b/source/base.js
old mode 100755
new mode 100644
similarity index 100%
rename from build/base.js
rename to source/base.js
diff --git a/build/base.sass b/source/base.sass
old mode 100755
new mode 100644
similarity index 100%
rename from build/base.sass
rename to source/base.sass
diff --git a/build/variables.sass b/source/variables.sass
similarity index 100%
rename from build/variables.sass
rename to source/variables.sass