diff --git a/package-lock.json b/package-lock.json
index 48446c6..f8a2d65 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,14 +27,49 @@
       }
     },
     "@aws-amplify/auth": {
-      "version": "2.1.6",
-      "resolved": "https://registry.npmjs.org/@aws-amplify/auth/-/auth-2.1.6.tgz",
-      "integrity": "sha512-8D5qtzuS3iiTUQk193fR5mztvOLWgk4kaVLMJG67kXWObCe1Rw73FAsCKRy1fqjSrT9z40c16eJso7m7YFBFRQ==",
+      "version": "2.1.8",
+      "resolved": "https://registry.npmjs.org/@aws-amplify/auth/-/auth-2.1.8.tgz",
+      "integrity": "sha512-kAl+yAUsYNsGGRCKc/QBhbBFF5Y4OzODcRYqdcxaK3LX0FmxKqoHYVuSVd1W9ZPERFPc0CnUAfzyKEoQl4HnWA==",
       "requires": {
-        "@aws-amplify/cache": "^2.1.6",
-        "@aws-amplify/core": "^2.2.5",
-        "amazon-cognito-identity-js": "^3.2.5",
-        "crypto-js": "3.1.9-1"
+        "@aws-amplify/cache": "^2.1.8",
+        "@aws-amplify/core": "^2.3.0",
+        "amazon-cognito-identity-js": "^3.2.7",
+        "crypto-js": "^3.3.0"
+      },
+      "dependencies": {
+        "@aws-amplify/cache": {
+          "version": "2.1.8",
+          "resolved": "https://registry.npmjs.org/@aws-amplify/cache/-/cache-2.1.8.tgz",
+          "integrity": "sha512-M3oucQPy4oXinR5PS/MhXVLslNIkFZqeJkMmKNzJG2oocjsjYZSWjAEDOO1vBm2WbdrQOLIbb2lACV+N8XVNmg==",
+          "requires": {
+            "@aws-amplify/core": "^2.3.0"
+          }
+        },
+        "@aws-amplify/core": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/@aws-amplify/core/-/core-2.3.0.tgz",
+          "integrity": "sha512-rokgHMEhQ4coavJbBqEXkM51429CWmpjKfpvkU87MYZXLgUimz1chGA5lRLxbO47/22IqxjfADkfE8uAtXzRSA==",
+          "requires": {
+            "aws-sdk": "2.518.0",
+            "url": "^0.11.0",
+            "zen-observable": "^0.8.6"
+          }
+        },
+        "amazon-cognito-identity-js": {
+          "version": "3.3.3",
+          "resolved": "https://registry.npmjs.org/amazon-cognito-identity-js/-/amazon-cognito-identity-js-3.3.3.tgz",
+          "integrity": "sha512-uB1Bk2ezxVUz0vELZ4tI40ZJEYEZZcWdz8TVyNOPjQCKS+SszNUORTkOkL0KgawZMak7KhDfLTEXbInBeTsiow==",
+          "requires": {
+            "buffer": "4.9.1",
+            "crypto-js": "^3.1.9-1",
+            "js-cookie": "^2.1.4"
+          }
+        },
+        "crypto-js": {
+          "version": "3.3.0",
+          "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-3.3.0.tgz",
+          "integrity": "sha512-DIT51nX0dCfKltpRiXV+/TVZq+Qq2NgF4644+K7Ttnla7zEzqc+kjJyiB96BHNyUTBxyjzRcZYpUdZa+QAqi6Q=="
+        }
       }
     },
     "@aws-amplify/cache": {
@@ -3155,16 +3190,6 @@
         "uri-js": "^4.2.2"
       }
     },
-    "amazon-cognito-identity-js": {
-      "version": "3.2.5",
-      "resolved": "https://registry.npmjs.org/amazon-cognito-identity-js/-/amazon-cognito-identity-js-3.2.5.tgz",
-      "integrity": "sha512-DIJM6Spo4YErBxhCqCuQNVWwHG2XBE57Cvrt97L4mSziCTq612E9jerBxEb2+Iy/xjFZpL4Yzqxe+j3rJmBWEQ==",
-      "requires": {
-        "buffer": "4.9.1",
-        "crypto-js": "3.1.9-1",
-        "js-cookie": "^2.1.4"
-      }
-    },
     "ansi-colors": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-1.1.0.tgz",
@@ -4921,11 +4946,6 @@
         "which": "^1.2.9"
       }
     },
-    "crypto-js": {
-      "version": "3.1.9-1",
-      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-3.1.9-1.tgz",
-      "integrity": "sha1-/aGedh/Ad+Af+/3G6f38WeiAbNg="
-    },
     "css-in-js-utils": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/css-in-js-utils/-/css-in-js-utils-2.0.1.tgz",