diff --git a/package-lock.json b/package-lock.json
index b0a129d..79ae3be 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,17 @@
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-      "dev": true,
-      "requires": {
-        "is-equal-shallow": "^0.1.3"
-      }
-    },
-    "remove-trailing-separator": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/remove-trailing-separator/-/remove-trailing-separator-1.1.0.tgz",
-      "integrity": "sha1-wkvOKig62tW8P1jg1IJJuSN52O8=",
-      "dev": true
-    },
-    "repeat-element": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/repeat-element/-/repeat-element-1.1.2.tgz",
-      "integrity": "sha1-7wiaF40Ug7quTZPrmLT55OEdmQo=",
-      "dev": true
-    },
-    "repeat-string": {
-      "version": "1.6.1",
-      "resolved": "https://registry.npmjs.org/repeat-string/-/repeat-string-1.6.1.tgz",
-      "integrity": "sha1-jcrkcOHIirwtYA//Sndihtp15jc=",
-      "dev": true
-    },
     "resolve": {
       "version": "1.7.1",
       "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.7.1.tgz",
@@ -412,31 +198,45 @@
       }
     },
     "rollup-plugin-typescript2": {
-      "version": "0.14.0",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-typescript2/-/rollup-plugin-typescript2-0.14.0.tgz",
-      "integrity": "sha512-+MQDb0K+1KwlQvnIZ57DkmQQ/scP12eEgwi5ORytZ8BLMRmFDktUl30ehgog09D5OrS5izlE0zIgnFJ8T0mFyw==",
+      "version": "0.27.0",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-typescript2/-/rollup-plugin-typescript2-0.27.0.tgz",
+      "integrity": "sha512-SRKG/Canve3cxBsqhY1apIBznqnX9X/WU3Lrq3XSwmTmFqccj3+//logLXFEmp+PYFNllSVng+f4zjqRTPKNkA==",
       "dev": true,
       "requires": {
-        "fs-extra": "^5.0.0",
-        "resolve": "^1.7.1",
-        "rollup-pluginutils": "^2.0.1",
-        "tslib": "^1.9.0"
+        "@rollup/pluginutils": "^3.0.8",
+        "find-cache-dir": "^3.3.1",
+        "fs-extra": "8.1.0",
+        "resolve": "1.15.1",
+        "tslib": "1.11.1"
+      },
+      "dependencies": {
+        "path-parse": {
+          "version": "1.0.6",
+          "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
+          "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==",
+          "dev": true
+        },
+        "resolve": {
+          "version": "1.15.1",
+          "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.15.1.tgz",
+          "integrity": "sha512-84oo6ZTtoTUpjgNEr5SJyzQhzL72gaRodsSfyxC/AXRvwu0Yse9H8eF9IpGo7b8YetZhlI6v7ZQ6bKBFV/6S7w==",
+          "dev": true,
+          "requires": {
+            "path-parse": "^1.0.6"
+          }
+        }
       }
     },
-    "rollup-pluginutils": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/rollup-pluginutils/-/rollup-pluginutils-2.3.0.tgz",
-      "integrity": "sha512-xB6hsRsjdJdIYWEyYUJy/3ki5g69wrf0luHPGNK3ZSocV6HLNfio59l3dZ3TL4xUwEKgROhFi9jOCt6c5gfUWw==",
-      "dev": true,
-      "requires": {
-        "estree-walker": "^0.5.2",
-        "micromatch": "^2.3.11"
-      }
+    "semver": {
+      "version": "6.3.0",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+      "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==",
+      "dev": true
     },
     "tslib": {
-      "version": "1.9.2",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.2.tgz",
-      "integrity": "sha512-AVP5Xol3WivEr7hnssHDsaM+lVrVXWUvd1cfXTRkTj80b//6g2wIFEH6hZG0muGZRnHGrfttpdzRk3YlBkWjKw==",
+      "version": "1.11.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.11.1.tgz",
+      "integrity": "sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==",
       "dev": true
     },
     "typescript": {
@@ -446,10 +246,10 @@
       "dev": true
     },
     "universalify": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.1.tgz",
-      "integrity": "sha1-+nG63UQ3r0wUiEHjs7Fl+enlkLc=",
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
+      "integrity": "sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg==",
       "dev": true
     }
   }
-}
\ No newline at end of file
+}
diff --git a/package.json b/package.json
index faeeae4..dcf4969 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   "devDependencies": {
     "rollup": "^0.59.4",
     "rollup-plugin-node-resolve": "^3.3.0",
-    "rollup-plugin-typescript2": "^0.14.0",
+    "rollup-plugin-typescript2": "^0.27.0",
     "typescript": "^2.9.1"
   }
 }
\ No newline at end of file