diff --git a/package.json b/package.json
index 073731718..6dbbdaf2e 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "parse-color": "1.0.0",
     "rxjs": "6.6.7",
     "subsink": "1.0.2",
-    "tslib": "2.3.1",
+    "tslib": "2.5.3",
     "winston": "^3.8.2",
     "zone.js": "0.11.4"
   },
diff --git a/yarn.lock b/yarn.lock
index 45c3076bd..96ca65199 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11992,6 +11992,11 @@ tslib@2.3.1, tslib@>=1.7.1, tslib@^2.1.0, tslib@^2.2.0, tslib@^2.3.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.3.1.tgz#e8a335add5ceae51aa261d32a490158ef042ef01"
   integrity sha512-77EbyPPpMz+FRFRuAFlWMtmgUWGe9UOG2Z25NqCwiIjRhOf5iKGuzSe5P2w1laq+FkRy4p+PCuVkJSGkzTEKVw==
 
+tslib@2.5.3:
+  version "2.5.3"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.5.3.tgz#24944ba2d990940e6e982c4bea147aba80209913"
+  integrity sha512-mSxlJJwl3BMEQCUNnxXBU9jP4JBktcEGhURcPR6VQVlnP0FdDEsIaz0C35dXNGLyRfrATNofF0F5p2KPxQgB+w==
+
 tslib@>=1.9.0, tslib@^1.8.1:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"