diff --git a/package-lock.json b/package-lock.json
index 79dca8e..d483821 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -100,9 +100,9 @@
       }
     },
     "acorn": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-      "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw==",
+      "version": "5.7.4",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+      "integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==",
       "dev": true
     },
     "acorn-jsx": {
@@ -915,7 +915,7 @@
     },
     "hoek": {
       "version": "4.2.1",
-      "resolved": "http://registry.npmjs.org/hoek/-/hoek-4.2.1.tgz",
+      "resolved": "https://registry.npmjs.org/hoek/-/hoek-4.2.1.tgz",
       "integrity": "sha512-QLg82fGkfnJ/4iy1xZ81/9SIJiq1NGFUMGs6ParyjBZr6jW2Ufj/snDqTHixNlHdPNwN2RLVD0Pi3igeK9+JfA=="
     },
     "http-errors": {
@@ -1981,7 +1981,7 @@
     },
     "xmlbuilder": {
       "version": "9.0.7",
-      "resolved": "http://registry.npmjs.org/xmlbuilder/-/xmlbuilder-9.0.7.tgz",
+      "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-9.0.7.tgz",
       "integrity": "sha1-Ey7mPS7FVlxVfiD0wi35rKaGsQ0="
     }
   }