diff --git a/package.json b/package.json
index 95c1b74..0449dae 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
   },
   "dependencies": {
     "lodash": "^4.16.6",
-    "prop-types": "^15.5.10",
+    "prop-types": "^15.8.1",
     "react-native-responsive-fontsize": "^0.1.2"
   },
   "peerDependencies": {
diff --git a/yarn.lock b/yarn.lock
index 758c807..55db31e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10,9 +10,10 @@ lodash@^4.16.6:
   version "4.17.10"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
 
-loose-envify@^1.3.1:
+loose-envify@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.4.0.tgz#71ee51fa7be4caec1a63839f7e682d8132d30caf"
+  integrity sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q==
   dependencies:
     js-tokens "^3.0.0 || ^4.0.0"
 
@@ -20,12 +21,19 @@ object-assign@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
 
-prop-types@^15.5.10:
-  version "15.6.2"
-  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.6.2.tgz#05d5ca77b4453e985d60fc7ff8c859094a497102"
+prop-types@^15.8.1:
+  version "15.8.1"
+  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.8.1.tgz#67d87bf1a694f48435cf332c24af10214a3140b5"
+  integrity sha512-oj87CgZICdulUohogVAR7AjlC0327U4el4L6eAvOqCeudMDVU0NThNaV+b9Df4dXgSP1gXMTnPdhfe/2qDH5cg==
   dependencies:
-    loose-envify "^1.3.1"
+    loose-envify "^1.4.0"
     object-assign "^4.1.1"
+    react-is "^16.13.1"
+
+react-is@^16.13.1:
+  version "16.13.1"
+  resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.13.1.tgz#789729a4dc36de2999dc156dd6c1d9c18cea56a4"
+  integrity sha512-24e6ynE2H+OKt4kqsOvNd8kBpV65zoxbA4BVsEOB3ARVWQki/DHzaUoC5KuON/BiccDaCCTZBuOcfZs70kR8bQ==
 
 react-native-iphone-x-helper@^1.0.2:
   version "1.0.3"