diff --git a/package-lock.json b/package-lock.json
index 66a2f577..1f7e6f67 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -42,9 +42,9 @@
       }
     },
     "acorn": {
-      "version": "6.1.1",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.1.1.tgz",
-      "integrity": "sha512-jPTiwtOxaHNaAPg/dmrJ/beuzLRnXtB0kQPQ8JpotKJgTB6rX6c8mlf315941pyjBSaPg8NHXS9fhP4u17DpGA==",
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.0.0.tgz",
+      "integrity": "sha512-PaF/MduxijYYt7unVGRuds1vBC9bFxbNf+VWqhOClfdgy7RlVkQqt610ig1/yxTgsDIfW1cWDel5EBbOy3jdtQ==",
       "dev": true
     },
     "acorn-jsx": {
@@ -2596,9 +2596,9 @@
       }
     },
     "lib0": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/lib0/-/lib0-0.0.6.tgz",
-      "integrity": "sha512-drb8LcwZu2rAmTsXN0d3hFtZVbPE5ZUrsWf307Boc/v7IrmLq3lM5+OOMY672EysHTWeXo/OH54wRHyD6eFXXw=="
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/lib0/-/lib0-0.1.0.tgz",
+      "integrity": "sha512-pkpnv2IJEOb6iwpcJ6BVQu9GkZ9VINKeQ/0BcArHpozqaGQYWe+ychf2p9wHKToHUnivPoGZZ7rFqrxNXjqFBg=="
     },
     "linkify-it": {
       "version": "2.2.0",
@@ -3492,14 +3492,22 @@
       }
     },
     "rollup": {
-      "version": "1.12.4",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.12.4.tgz",
-      "integrity": "sha512-sHg0F05oTMJzM592MWU8irsPx8LIFMKSCnEkcp6vp/gnj+oJ9GJEBW9hl8jUqy2L6Q2uUxFzPgvoExLbfuSODA==",
+      "version": "1.20.3",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.20.3.tgz",
+      "integrity": "sha512-/OMCkY0c6E8tleeVm4vQVDz24CkVgvueK3r8zTYu2AQNpjrcaPwO9hE+pWj5LTFrvvkaxt4MYIp2zha4y0lRvg==",
       "dev": true,
       "requires": {
         "@types/estree": "0.0.39",
-        "@types/node": "^12.0.2",
-        "acorn": "^6.1.1"
+        "@types/node": "^12.7.2",
+        "acorn": "^7.0.0"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "12.7.4",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-12.7.4.tgz",
+          "integrity": "sha512-W0+n1Y+gK/8G2P/piTkBBN38Qc5Q1ZSO6B5H3QmPCUewaiXOo2GCAWZ4ElZCcNhjJuBSUSLGFUJnmlCn5+nxOQ==",
+          "dev": true
+        }
       }
     },
     "rollup-cli": {
@@ -4158,9 +4166,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "3.4.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.4.5.tgz",
-      "integrity": "sha512-YycBxUb49UUhdNMU5aJ7z5Ej2XGmaIBL0x34vZ82fn3hGvD+bgrMrVDpatgz2f7YxUMJxMkbWxJZeAvDxVe7Vw==",
+      "version": "3.6.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.2.tgz",
+      "integrity": "sha512-lmQ4L+J6mnu3xweP8+rOrUwzmN+MRAj7TgtJtDaXE5PMyX2kCrklhg3rvOsOIfNeAWMQWO2F1GPc1kMD2vLAfw==",
       "dev": true
     },
     "uc.micro": {
diff --git a/package.json b/package.json
index 941d2f9a..ad543dd6 100644
--- a/package.json
+++ b/package.json
@@ -57,12 +57,12 @@
     "concurrently": "^3.6.1",
     "jsdoc": "^3.6.3",
     "live-server": "^1.2.1",
-    "rollup": "^1.11.3",
+    "rollup": "^1.20.3",
     "rollup-cli": "^1.0.9",
     "rollup-plugin-node-resolve": "^4.2.4",
     "standard": "^11.0.1",
     "tui-jsdoc-template": "^1.2.2",
-    "typescript": "^3.4.5",
+    "typescript": "^3.6.2",
     "y-protocols": "0.0.6"
   }
 }