diff --git a/package-lock.json b/package-lock.json
index 85adad2a..64806519 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "leaflet.blurred-location-display",
-  "version": "1.2.0",
+  "version": "1.3.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -5124,9 +5124,9 @@
       }
     },
     "resig-class": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/resig-class/-/resig-class-1.0.0.tgz",
-      "integrity": "sha1-Q+nB0bvqkxacpChUv442sPzLefc=",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/resig-class/-/resig-class-2.0.0.tgz",
+      "integrity": "sha512-ekhTBFk34xFgWMGzgzrIS1y9mo4sy/DFYO23ih10CDXHc2foEmqnWJ/y7e467KhmXZMSaHzJxWwXS/T7vQAKzQ==",
       "dev": true
     },
     "resolve": {
diff --git a/package.json b/package.json
index 01989e67..09d329e1 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "leaflet-graticule": "git://github.com/jywarren/Leaflet.Graticule.git#patch-1",
     "matchdep": "^2.0.0",
     "require": "^2.4.20",
-    "resig-class": "^1.0.0"
+    "resig-class": "^2.0.0"
   },
   "dependencies": {
     "jquery": "^3.3.1"