diff --git a/package.json b/package.json
index 6ade082..87a6bdf 100644
--- a/package.json
+++ b/package.json
@@ -76,7 +76,7 @@
     "seedrandom": "3.0.5",
     "sinon": "11.1.2",
     "sinon-chai": "3.7.0",
-    "source-map-support": "0.5.19",
+    "source-map-support": "0.5.20",
     "standard-version": "9.3.1",
     "typescript": "4.3.5",
     "yargs": "16.2.0"
diff --git a/yarn.lock b/yarn.lock
index e8ae2e6..c69f8de 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4687,7 +4687,15 @@ slice-ansi@^4.0.0:
     astral-regex "^2.0.0"
     is-fullwidth-code-point "^3.0.0"
 
-source-map-support@0.5.19, source-map-support@~0.5.12:
+source-map-support@0.5.20:
+  version "0.5.20"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/source-map-support/-/source-map-support-0.5.20.tgz#12166089f8f5e5e8c56926b377633392dd2cb6c9"
+  integrity sha512-n1lZZ8Ve4ksRqizaBQgxXDgKwttHDhyfQjA6YZZn8+AroHbsIz+JjwxQDxbp+7y5OYCI8t1Yk7etjD9CRd2hIw==
+  dependencies:
+    buffer-from "^1.0.0"
+    source-map "^0.6.0"
+
+source-map-support@~0.5.12:
   version "0.5.19"
   resolved "https://artifacts.apextoaster.com/repository/group-npm/source-map-support/-/source-map-support-0.5.19.tgz#a98b62f86dcaf4f67399648c085291ab9e8fed61"
   integrity sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==