diff --git a/package-lock.json b/package-lock.json
index 8836923..2cb034a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1771,7 +1771,8 @@
                 "ansi-regex": {
                     "version": "2.1.1",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "aproba": {
                     "version": "1.2.0",
@@ -1792,12 +1793,14 @@
                 "balanced-match": {
                     "version": "1.0.0",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "brace-expansion": {
                     "version": "1.1.11",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "balanced-match": "1.0.0",
                         "concat-map": "0.0.1"
@@ -1812,17 +1815,20 @@
                 "code-point-at": {
                     "version": "1.1.0",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "concat-map": {
                     "version": "0.0.1",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "console-control-strings": {
                     "version": "1.1.0",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "core-util-is": {
                     "version": "1.0.2",
@@ -1939,7 +1945,8 @@
                 "inherits": {
                     "version": "2.0.3",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "ini": {
                     "version": "1.3.5",
@@ -1951,6 +1958,7 @@
                     "version": "1.0.0",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "number-is-nan": "1.0.1"
                     }
@@ -1965,6 +1973,7 @@
                     "version": "3.0.4",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "brace-expansion": "1.1.11"
                     }
@@ -1972,12 +1981,14 @@
                 "minimist": {
                     "version": "0.0.8",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "minipass": {
                     "version": "2.2.4",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "safe-buffer": "5.1.1",
                         "yallist": "3.0.2"
@@ -1996,6 +2007,7 @@
                     "version": "0.5.1",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "minimist": "0.0.8"
                     }
@@ -2076,7 +2088,8 @@
                 "number-is-nan": {
                     "version": "1.0.1",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "object-assign": {
                     "version": "4.1.1",
@@ -2088,6 +2101,7 @@
                     "version": "1.4.0",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "wrappy": "1.0.2"
                     }
@@ -2173,7 +2187,8 @@
                 "safe-buffer": {
                     "version": "5.1.1",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "safer-buffer": {
                     "version": "2.1.2",
@@ -2209,6 +2224,7 @@
                     "version": "1.0.2",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "code-point-at": "1.1.0",
                         "is-fullwidth-code-point": "1.0.0",
@@ -2228,6 +2244,7 @@
                     "version": "3.0.1",
                     "bundled": true,
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "ansi-regex": "2.1.1"
                     }
@@ -2271,12 +2288,14 @@
                 "wrappy": {
                     "version": "1.0.2",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "yallist": {
                     "version": "3.0.2",
                     "bundled": true,
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 }
             }
         },
@@ -2649,9 +2668,9 @@
             }
         },
         "gulp-rename": {
-            "version": "1.3.0",
-            "resolved": "https://registry.npmjs.org/gulp-rename/-/gulp-rename-1.3.0.tgz",
-            "integrity": "sha512-nEuZB7/9i0IZ8AXORTizl2QLP9tcC9uWc/s329zElBLJw1CfOhmMXBxwVlCRKjDyrWuhVP0uBKl61KeQ32TiCg==",
+            "version": "1.4.0",
+            "resolved": "https://registry.npmjs.org/gulp-rename/-/gulp-rename-1.4.0.tgz",
+            "integrity": "sha512-swzbIGb/arEoFK89tPY58vg3Ok1bw+d35PfUNwWqdo7KM4jkmuGA78JiDNqR+JeZFaeeHnRg9N7aihX3YPmsyg==",
             "dev": true
         },
         "gulp-sass": {
diff --git a/package.json b/package.json
index 8594b05..cbf9668 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
         "gulp": "^3.9.1",
         "gulp-clean-css": "3.9.4",
         "gulp-header": "2.0.5",
-        "gulp-rename": "1.3.0",
+        "gulp-rename": "1.4.0",
         "gulp-sass": "4.0.1",
         "gulp-uglify": "3.0.0"
     }