diff --git a/package.json b/package.json
index c1938fd..d1b4adf 100644
--- a/package.json
+++ b/package.json
@@ -50,15 +50,15 @@
 		"@types/jsdom": "^11.0.4",
 		"@types/node": "^10.1.2",
 		"@types/tempy": "^0.1.0",
-		"@types/zen-observable": "^0.5.3",
+		"@types/zen-observable": "^0.8.0",
 		"ava": "*",
 		"del-cli": "^1.1.0",
 		"jsdom": "^11.6.2",
 		"rxjs": "^6.0.0",
 		"tempy": "^0.2.1",
 		"tslint": "^5.9.1",
-		"tslint-xo": "^0.8.0",
-		"typescript": "^2.9.0",
+		"tslint-xo": "^0.9.0",
+		"typescript": "^3.0.1",
 		"zen-observable": "^0.8.8"
 	},
 	"types": "dist/index.d.ts"