diff --git a/package-lock.json b/package-lock.json
index 17c9bbb7..020ea37b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2327,7 +2327,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -2348,12 +2349,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -2368,17 +2371,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -2495,7 +2501,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -2507,6 +2514,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -2521,6 +2529,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -2528,12 +2537,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -2552,6 +2563,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -2632,7 +2644,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -2644,6 +2657,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -2729,7 +2743,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -2765,6 +2780,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -2784,6 +2800,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -2827,12 +2844,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3146,24 +3165,13 @@
       "dev": true
     },
     "https-proxy-agent": {
-      "version": "2.2.2",
-      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.2.tgz",
-      "integrity": "sha512-c8Ndjc9Bkpfx/vCJueCPy0jlP4ccCCSNDp8xwCZzPjKJUm+B+u9WX2x98Qx4n1PiMNTWo3D7KK5ifNV/yJyRzg==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-3.0.1.tgz",
+      "integrity": "sha512-+ML2Rbh6DAuee7d07tYGEKOEi2voWPUGan+ExdPbPW6Z3svq+JCqr0v8WmKPOkz1vOVykPCBSuobe7G8GJUtVg==",
       "dev": true,
       "requires": {
         "agent-base": "^4.3.0",
         "debug": "^3.1.0"
-      },
-      "dependencies": {
-        "debug": {
-          "version": "3.2.6",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
-          "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
-          "dev": true,
-          "requires": {
-            "ms": "^2.1.1"
-          }
-        }
       }
     },
     "humanize-url": {
@@ -5750,14 +5758,14 @@
       "dev": true
     },
     "puppeteer": {
-      "version": "1.19.0",
-      "resolved": "https://registry.npmjs.org/puppeteer/-/puppeteer-1.19.0.tgz",
-      "integrity": "sha512-2S6E6ygpoqcECaagDbBopoSOPDv0pAZvTbnBgUY+6hq0/XDFDOLEMNlHF/SKJlzcaZ9ckiKjKDuueWI3FN/WXw==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/puppeteer/-/puppeteer-2.0.0.tgz",
+      "integrity": "sha512-t3MmTWzQxPRP71teU6l0jX47PHXlc4Z52sQv4LJQSZLq1ttkKS2yGM3gaI57uQwZkNaoGd0+HPPMELZkcyhlqA==",
       "dev": true,
       "requires": {
         "debug": "^4.1.0",
         "extract-zip": "^1.6.6",
-        "https-proxy-agent": "^2.2.1",
+        "https-proxy-agent": "^3.0.0",
         "mime": "^2.0.3",
         "progress": "^2.0.1",
         "proxy-from-env": "^1.0.0",
@@ -5779,15 +5787,6 @@
           "resolved": "https://registry.npmjs.org/progress/-/progress-2.0.3.tgz",
           "integrity": "sha512-7PiHtLll5LdnKIMw100I+8xJXR5gW2QwWYkT6iJva0bXitZKa/XMrSbdmg3r2Xnaidz9Qumd0VPaMrZlF9V9sA==",
           "dev": true
-        },
-        "ws": {
-          "version": "6.2.1",
-          "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.1.tgz",
-          "integrity": "sha512-GIyAXC2cB7LjvpgMt9EKS2ldqr0MTrORaleiOno6TweZ6r3TKtoFQWay/2PceJ3RuBasOHzXNn5Lrw1X0bEjqA==",
-          "dev": true,
-          "requires": {
-            "async-limiter": "~1.0.0"
-          }
         }
       }
     },
@@ -6786,7 +6785,7 @@
       "dependencies": {
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
         }
diff --git a/package.json b/package.json
index 4387d370..d11ec781 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "mocha": "^5.1.1",
     "mocha-typescript": "^1.1.14",
     "nyc": "^13.1.0",
-    "puppeteer": "^1.19.0",
+    "puppeteer": "^2.0.0",
     "sinon": "^6.0.1",
     "source-map-support": "^0.5.6",
     "ts-loader": "^6.1.0",