diff --git a/package-lock.json b/package-lock.json
index c1d7be9..6c43892 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -81,6 +81,7 @@
       "version": "2.10.1",
       "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
       "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
+      "optional": true,
       "requires": {
         "hoek": "2.16.3"
       }
@@ -124,6 +125,7 @@
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.5.tgz",
       "integrity": "sha1-k4NwpXtKUd6ix3wV1cX9+JUWQAk=",
+      "optional": true,
       "requires": {
         "delayed-stream": "1.0.0"
       }
@@ -202,7 +204,8 @@
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
-      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
+      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
+      "optional": true
     },
     "depd": {
       "version": "1.1.1",
@@ -271,7 +274,8 @@
     "extsprintf": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
-      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
+      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU=",
+      "optional": true
     },
     "fast-exif": {
       "version": "1.0.1",
@@ -319,9 +323,9 @@
       }
     },
     "fresh": {
-      "version": "0.5.0",
-      "resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.0.tgz",
-      "integrity": "sha1-9HTKXmqSRtb9jglTz6m5yAWvp44="
+      "version": "0.5.2",
+      "resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.2.tgz",
+      "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac="
     },
     "fs-extra": {
       "version": "0.6.4",
@@ -411,7 +415,8 @@
     "hoek": {
       "version": "2.16.3",
       "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
-      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0="
+      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0=",
+      "optional": true
     },
     "http-errors": {
       "version": "1.6.2",
@@ -586,12 +591,14 @@
     "mime-db": {
       "version": "1.29.0",
       "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.29.0.tgz",
-      "integrity": "sha1-SNJtI1WJZRcErFkWygYAGRQmaHg="
+      "integrity": "sha1-SNJtI1WJZRcErFkWygYAGRQmaHg=",
+      "optional": true
     },
     "mime-types": {
       "version": "2.1.16",
       "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.16.tgz",
       "integrity": "sha1-K4WKUuXs1RbbiXrCvodIeDBpjiM=",
+      "optional": true,
       "requires": {
         "mime-db": "1.29.0"
       }
@@ -717,7 +724,8 @@
     "safe-buffer": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
-      "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg=="
+      "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg==",
+      "optional": true
     },
     "send": {
       "version": "0.15.4",
@@ -739,6 +747,11 @@
         "statuses": "1.3.1"
       },
       "dependencies": {
+        "fresh": {
+          "version": "0.5.0",
+          "resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.0.tgz",
+          "integrity": "sha1-9HTKXmqSRtb9jglTz6m5yAWvp44="
+        },
         "mime": {
           "version": "1.3.4",
           "resolved": "https://registry.npmjs.org/mime/-/mime-1.3.4.tgz",
@@ -758,6 +771,11 @@
         "safe-buffer": "5.0.1"
       },
       "dependencies": {
+        "fresh": {
+          "version": "0.5.0",
+          "resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.0.tgz",
+          "integrity": "sha1-9HTKXmqSRtb9jglTz6m5yAWvp44="
+        },
         "safe-buffer": {
           "version": "5.0.1",
           "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.0.1.tgz",
diff --git a/package.json b/package.json
index 7601cc2..709da24 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "cookie": "^0.3.1",
     "etag": "^1.8.0",
     "fast-exif": "^1.0.1",
-    "fresh": "^0.5.0",
+    "fresh": "^0.5.2",
     "fs.extra": "^1.3.2",
     "hasha": "^3.0.0",
     "image-size": "^0.6.1",