diff --git a/package.json b/package.json
index 860b7228..e5f9933b 100644
--- a/package.json
+++ b/package.json
@@ -86,6 +86,6 @@
     "sinon": "6.3.5",
     "ts-node": "7.0.1",
     "tslint": "5.11.0",
-    "typescript": "3.1.1"
+    "typescript": "3.1.2"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 59397787..92b70222 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4507,9 +4507,9 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-typescript@3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.1.1.tgz#3362ba9dd1e482ebb2355b02dfe8bcd19a2c7c96"
+typescript@3.1.2:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.1.2.tgz#c03a5d16f30bb60ad8bb6fe8e7cb212eedeec950"
 
 uglify-js@^2.6:
   version "2.8.29"