diff --git a/package-lock.json b/package-lock.json
index 79785aa..e361122 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -96,6 +96,170 @@
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+            "globals": "^11.1.0",
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+              }
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+          "requires": {
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+            "lodash": "^4.17.13",
+            "to-fast-properties": "^2.0.0"
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
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+          "dev": true,
+          "requires": {
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+          }
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+        "jsesc": {
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+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-2.5.2.tgz",
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+          "dev": true
+        },
+        "lodash": {
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+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        }
+      }
+    },
     "@babel/helper-define-map": {
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@@ -335,17 +499,13 @@
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-      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-class-properties/-/plugin-proposal-class-properties-7.1.0.tgz",
-      "integrity": "sha512-/PCJWN+CKt5v1xcGn4vnuu13QDoV+P7NcICP44BoonAJoPSGwVkgrXihFIQGiEjjPlUDBIw1cM7wYFLARS2/hw==",
+      "version": "7.7.0",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-class-properties/-/plugin-proposal-class-properties-7.7.0.tgz",
+      "integrity": "sha512-tufDcFA1Vj+eWvwHN+jvMN6QsV5o+vUlytNKrbMiCeDL0F2j92RURzUsUMWE5EJkLyWxjdUslCsMQa9FWth16A==",
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-        "@babel/helper-member-expression-to-functions": "^7.0.0",
-        "@babel/helper-optimise-call-expression": "^7.0.0",
-        "@babel/helper-plugin-utils": "^7.0.0",
-        "@babel/helper-replace-supers": "^7.1.0",
-        "@babel/plugin-syntax-class-properties": "^7.0.0"
+        "@babel/helper-create-class-features-plugin": "^7.7.0",
+        "@babel/helper-plugin-utils": "^7.0.0"
       }
     },
     "@babel/plugin-proposal-export-default-from": {
@@ -439,15 +599,6 @@
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-    "@babel/plugin-syntax-class-properties": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-class-properties/-/plugin-syntax-class-properties-7.0.0.tgz",
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-      "dev": true,
-      "requires": {
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-      }
-    },
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       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/@babel/plugin-syntax-dynamic-import/-/plugin-syntax-dynamic-import-7.0.0.tgz",
@@ -1122,6 +1273,12 @@
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       "dev": true
     },
+    "globals": {
+      "version": "11.12.0",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-11.12.0.tgz",
+      "integrity": "sha512-WOBp/EEGUiIsJSp7wcv/y6MO+lV9UoncWqxuFfm8eBwzWNgyfBd6Gz+IeKQ9jCmyhoH99g15M3T+QaVHFjizVA==",
+      "dev": true
+    },
     "has-flag": {
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       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
@@ -1245,6 +1402,12 @@
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       "dev": true
     },
+    "to-fast-properties": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-2.0.0.tgz",
+      "integrity": "sha1-3F5pjL0HkmW8c+A3doGk5Og/YW4=",
+      "dev": true
+    },
     "trim-right": {
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       "resolved": "https://registry.npmjs.org/trim-right/-/trim-right-1.0.1.tgz",
diff --git a/package.json b/package.json
index e913d5f..06b7bde 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "dependencies": {},
   "devDependencies": {
     "@babel/core": "^7.1.2",
-    "@babel/plugin-proposal-class-properties": "^7.1.0",
+    "@babel/plugin-proposal-class-properties": "^7.7.0",
     "@babel/plugin-proposal-export-default-from": "^7.0.0",
     "@babel/plugin-syntax-dynamic-import": "^7.0.0",
     "@babel/plugin-transform-react-constant-elements": "^7.0.0",