diff --git a/package.json b/package.json
index 9ba8aae..19f57d5 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   "dependencies": {
     "cli-color": "^1.4.0",
     "commander": "^2.19.0",
-    "ethers": "^4.0.27",
+    "ethers": "^5.0.0",
     "request": "^2.88.0",
     "request-promise": "^4.2.2",
     "sol-straightener": "^1.0.0",