diff --git a/package-lock.json b/package-lock.json
index 983d2f9..30ba556 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9667,7 +9667,8 @@
                         },
                         "ansi-regex": {
                             "version": "2.1.1",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         },
                         "aproba": {
                             "version": "1.2.0",
@@ -9704,7 +9705,8 @@
                         },
                         "code-point-at": {
                             "version": "1.1.0",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         },
                         "concat-map": {
                             "version": "0.0.1",
@@ -9713,7 +9715,8 @@
                         },
                         "console-control-strings": {
                             "version": "1.1.0",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         },
                         "core-util-is": {
                             "version": "1.0.2",
@@ -9816,7 +9819,8 @@
                         },
                         "inherits": {
                             "version": "2.0.3",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         },
                         "ini": {
                             "version": "1.3.5",
@@ -9826,6 +9830,7 @@
                         "is-fullwidth-code-point": {
                             "version": "1.0.0",
                             "bundled": true,
+                            "optional": true,
                             "requires": {
                                 "number-is-nan": "^1.0.0"
                             }
@@ -9845,11 +9850,13 @@
                         },
                         "minimist": {
                             "version": "0.0.8",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         },
                         "minipass": {
                             "version": "2.3.5",
                             "bundled": true,
+                            "optional": true,
                             "requires": {
                                 "safe-buffer": "^5.1.2",
                                 "yallist": "^3.0.0"
@@ -9866,6 +9873,7 @@
                         "mkdirp": {
                             "version": "0.5.1",
                             "bundled": true,
+                            "optional": true,
                             "requires": {
                                 "minimist": "0.0.8"
                             }
@@ -9938,7 +9946,8 @@
                         },
                         "number-is-nan": {
                             "version": "1.0.1",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         },
                         "object-assign": {
                             "version": "4.1.1",
@@ -9948,6 +9957,7 @@
                         "once": {
                             "version": "1.4.0",
                             "bundled": true,
+                            "optional": true,
                             "requires": {
                                 "wrappy": "1"
                             }
@@ -10023,7 +10033,8 @@
                         },
                         "safe-buffer": {
                             "version": "5.1.2",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         },
                         "safer-buffer": {
                             "version": "2.1.2",
@@ -10053,6 +10064,7 @@
                         "string-width": {
                             "version": "1.0.2",
                             "bundled": true,
+                            "optional": true,
                             "requires": {
                                 "code-point-at": "^1.0.0",
                                 "is-fullwidth-code-point": "^1.0.0",
@@ -10070,6 +10082,7 @@
                         "strip-ansi": {
                             "version": "3.0.1",
                             "bundled": true,
+                            "optional": true,
                             "requires": {
                                 "ansi-regex": "^2.0.0"
                             }
@@ -10108,11 +10121,13 @@
                         },
                         "wrappy": {
                             "version": "1.0.2",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         },
                         "yallist": {
                             "version": "3.0.3",
-                            "bundled": true
+                            "bundled": true,
+                            "optional": true
                         }
                     }
                 },
@@ -13902,9 +13917,9 @@
             }
         },
         "react-dom": {
-            "version": "16.3.2",
-            "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.3.2.tgz",
-            "integrity": "sha512-MMPko3zYncNrz/7gG17wJWUREZDvskZHXOwbttzl0F0L3wDmToyuETuo/r8Y5yvDejwYcRyWI1lvVBjLJWFwKA==",
+            "version": "16.3.3",
+            "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.3.3.tgz",
+            "integrity": "sha512-ALCp7ZbSGkqRDtQoZozKVNgwXMxbxf/IGOUMC2A0yF6JHeZrS8e2cOotPT87Vf4b7PKCuUVKU4/RDEXxToA/yA==",
             "requires": {
                 "fbjs": "^0.8.16",
                 "loose-envify": "^1.1.0",
diff --git a/package.json b/package.json
index 73e1820..688d576 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
         "react": "^16.5.2",
         "react-countdown-clock": "^2.4.0",
         "react-country-flag": "^1.0.2",
-        "react-dom": "16.3.2",
+        "react-dom": "16.3.3",
         "react-radio-buttons": "^1.2.2",
         "react-radio-group": "^3.0.3",
         "react-redux": "5.0.7",