diff --git a/package.json b/package.json
index 58c44ead..8b0a63b7 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "@types/mocha": "^8.2.3",
     "@types/node-fetch": "^2.5.12",
     "fake-eggs": "^6.5.0",
-    "flow-bin": "^0.165.1",
+    "flow-bin": "^0.166.1",
     "goodeggs-test-helpers": "^8.3.2",
     "leasot": "^7.5.0",
     "mocha": "6.2.3",
diff --git a/yarn.lock b/yarn.lock
index 812f849a..87c8f762 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3113,10 +3113,10 @@ flatted@^3.1.0:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/flatted/-/flatted-3.2.1.tgz#bbef080d95fca6709362c73044a1634f7c6e7d05"
 
-flow-bin@^0.165.1:
-  version "0.165.1"
-  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.165.1.tgz#55d584b10fe1ed8299fe12be968a9e58810303ee"
-  integrity sha512-AjmvNdY8oFsOb0ZQkYxFj3jnIzqrCIcMeuQCTYbTJuAJoCbz7GszOFzL0Sp2qcK2BcIYWnC4OJbLAQmnDjgI7A==
+flow-bin@^0.166.1:
+  version "0.166.1"
+  resolved "https://registry.yarnpkg.com/flow-bin/-/flow-bin-0.166.1.tgz#b8f02247c4134aa41cba97aa8b281cae3448c895"
+  integrity sha512-x0T0sM+rfr4scmVkBY++j2SfqzE8KwkeFmu6+WRe2qOT+TCf2Ze1gx2R/uwXBRL9S8TpPPogXiyW6urVyXIE/Q==
 
 fn-name@~2.0.1:
   version "2.0.1"