diff --git a/package.json b/package.json
index 746bfa5..92ee644 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
 		"tempy": "^0.2.1",
 		"tslint": "^5.9.1",
 		"tslint-xo": "^0.9.0",
-		"typescript": "^3.1.1",
+		"typescript": "^3.1.4",
 		"zen-observable": "^0.8.8"
 	},
 	"types": "dist/index.d.ts"