diff --git a/package.json b/package.json
index 8bed1c9..7521a57 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "rabbot": "^2.1.0",
     "schema-object": "^4.0.11",
     "storm-react-diagrams": "^5.2.1",
-    "winston": "^2.4.0"
+    "winston": "^2.4.5"
   },
   "jest": {
     "roots": [
diff --git a/yarn.lock b/yarn.lock
index c368c4b..9397d93 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4770,10 +4770,10 @@ wide-align@^1.1.0:
   dependencies:
     string-width "^1.0.2 || 2"
 
-winston@^2.4.0:
-  version "2.4.4"
-  resolved "https://registry.yarnpkg.com/winston/-/winston-2.4.4.tgz#a01e4d1d0a103cf4eada6fc1f886b3110d71c34b"
-  integrity sha512-NBo2Pepn4hK4V01UfcWcDlmiVTs7VTB1h7bgnB0rgP146bYhMxX0ypCz3lBOfNxCO4Zuek7yeT+y/zM1OfMw4Q==
+winston@^2.4.5:
+  version "2.4.5"
+  resolved "https://registry.yarnpkg.com/winston/-/winston-2.4.5.tgz#f2e431d56154c4ea765545fc1003bd340c95b59a"
+  integrity sha512-TWoamHt5yYvsMarGlGEQE59SbJHqGsZV8/lwC+iCcGeAe0vUaOh+Lv6SYM17ouzC/a/LB1/hz/7sxFBtlu1l4A==
   dependencies:
     async "~1.0.0"
     colors "1.0.x"