diff --git a/package.json b/package.json
index 0335bfc4ed318c885a9f2ec336e35f89f7406e9a..9842afefb55922eea5913ec668b43fe11308a7a0 100644
--- a/package.json
+++ b/package.json
@@ -148,7 +148,7 @@
     "validator": "11.0.0",
     "www-authenticate": "0.6.2",
     "xmldoc": "1.1.2",
-    "yarn": "1.16.0",
+    "yarn": "1.17.3",
     "yawn-yaml": "1.4.0"
   },
   "devDependencies": {
diff --git a/yarn.lock b/yarn.lock
index 5005d68fad9d5f9317b32ba3506032c65a64885a..e83c93595612109561575bcea701c18ae1dab733 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9678,10 +9678,10 @@ yargs@^13.1.0:
     y18n "^4.0.0"
     yargs-parser "^13.1.0"
 
-yarn@1.16.0:
-  version "1.16.0"
-  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.16.0.tgz#5701b58ac555ff91f7b889b7d791b3dc86f8f999"
-  integrity sha512-cfemyGlnWKA1zopUUgebTPf8C4WkPIZ+TJmklwcEAJ4u6oWPtJeAzrsamaGGh/+b1XWe8W51yzAImC4AWbWR1g==
+yarn@1.17.3:
+  version "1.17.3"
+  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.17.3.tgz#60e0b77d079eb78e753bb616f7592b51b6a9adce"
+  integrity sha512-CgA8o7nRZaQvmeF/WBx2FC7f9W/0X59T2IaLYqgMo6637wfp5mMEsM3YXoJtKUspnpmDJKl/gGFhnqS+sON7hA==
 
 yawn-yaml@1.4.0:
   version "1.4.0"