diff --git a/package.json b/package.json
index 1b2279f..10dea27 100644
--- a/package.json
+++ b/package.json
@@ -76,7 +76,7 @@
     "node": ">=8.9"
   },
   "dependencies": {
-    "deepmerge": "^3.2.0",
+    "deepmerge": "^4.1.1",
     "react-native": "^0.57.8",
     "tslib": "^1.9.3"
   },
diff --git a/yarn.lock b/yarn.lock
index 8290123..e268da7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3557,7 +3557,12 @@ deep-is@~0.1.3:
   resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
   integrity sha1-s2nW+128E+7PUk+RsHD+7cNXzzQ=
 
-deepmerge@*, deepmerge@^3.2.0:
+deepmerge@*, deepmerge@^4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-4.1.1.tgz#ee0866e4019fe62c1276b9062d4c4803d9aea14c"
+  integrity sha512-+qO5WbNBKBaZez95TffdUDnGIo4+r5kmsX8aOb7PDHvXsTbghAmleuxjs6ytNaf5Eg4FGBXDS5vqO61TRi6BMg==
+
+deepmerge@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-3.2.0.tgz#58ef463a57c08d376547f8869fdc5bcee957f44e"
   integrity sha512-6+LuZGU7QCNUnAJyX8cIrlzoEgggTM6B7mm+znKOX4t5ltluT9KLjN6g61ECMS0LTsLW7yDpNoxhix5FZcrIow==