diff --git a/package.json b/package.json
index d07c4b4..0b70d82 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
 		"ava": "^3.3.0",
 		"del-cli": "^2.0.0",
 		"eslint-config-xo-typescript": "^0.26.0",
-		"jsdom": "^19.0.0",
+		"jsdom": "^16.5.2",
 		"rxjs": "^6.4.0",
 		"tempy": "^0.4.0",
 		"ts-node": "^8.3.0",