diff --git a/package-lock.json b/package-lock.json
index be0802b9b3..221f96a217 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9913,31 +9913,6 @@
         "which": "1.3.0"
       }
     },
-    "wct-sauce": {
-      "version": "2.0.0-pre.3",
-      "resolved": "https://registry.npmjs.org/wct-sauce/-/wct-sauce-2.0.0-pre.3.tgz",
-      "integrity": "sha512-58ANkqyFsbmEE29uBqAKHwxbx+T9fiHT9dfC54Lp7Aix/AAQL2Q2XGfhiZlr3DzphyNgX2STw+qMGyu3QPU8/w==",
-      "dev": true,
-      "optional": true,
-      "requires": {
-        "chalk": "1.1.3",
-        "cleankill": "2.0.0",
-        "lodash": "3.10.1",
-        "request": "2.79.0",
-        "sauce-connect-launcher": "1.2.3",
-        "temp": "0.8.3",
-        "uuid": "2.0.3"
-      },
-      "dependencies": {
-        "lodash": {
-          "version": "3.10.1",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
-          "integrity": "sha1-W/Rejkm6QYnhfUgnid/RW9FAt7Y=",
-          "dev": true,
-          "optional": true
-        }
-      }
-    },
     "wd": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/wd/-/wd-1.5.0.tgz",
@@ -9978,9 +9953,9 @@
       }
     },
     "web-component-tester": {
-      "version": "6.4.1",
-      "resolved": "https://registry.npmjs.org/web-component-tester/-/web-component-tester-6.4.1.tgz",
-      "integrity": "sha512-ke9sY2ayW4Ck28vty7aSGpsrUWwl8FqWY6o6ryqsbcIH3AQZDZTdpxo9xT8HSIwj+0C9ooQ4gnBI5VhHyA9+ZA==",
+      "version": "6.4.3",
+      "resolved": "https://registry.npmjs.org/web-component-tester/-/web-component-tester-6.4.3.tgz",
+      "integrity": "sha512-LaAJ6Hgddkmar2zyo8ePL23V2tszVWogaZ1c1Rimn6iIUNAnOMYnZ9M4E3eF84N0R7LVs0PBZM3LoNzmXM3Rbw==",
       "dev": true,
       "requires": {
         "@polymer/sinonjs": "1.17.1",
@@ -10011,7 +9986,7 @@
         "stacky": "1.3.1",
         "update-notifier": "2.3.0",
         "wct-local": "2.0.16",
-        "wct-sauce": "2.0.0-pre.3",
+        "wct-sauce": "2.0.0",
         "wd": "1.5.0"
       },
       "dependencies": {
@@ -10380,6 +10355,22 @@
             }
           }
         },
+        "wct-sauce": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/wct-sauce/-/wct-sauce-2.0.0.tgz",
+          "integrity": "sha512-amICD6iZOVJEJ4uymfdPFdk17CkSIYwHPDzDh4cH/ITYcNskZ3VB/2VPtU9ZIKuWMVdqPwfBovXcjlhn8+8idA==",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "chalk": "1.1.3",
+            "cleankill": "2.0.0",
+            "lodash": "3.10.1",
+            "request": "2.79.0",
+            "sauce-connect-launcher": "1.2.3",
+            "temp": "0.8.3",
+            "uuid": "2.0.3"
+          }
+        },
         "widest-line": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/widest-line/-/widest-line-2.0.0.tgz",