diff --git a/package-lock.json b/package-lock.json
index 4332d71..c4c668d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6315,7 +6315,7 @@
             "set-blocking": "^2.0.0",
             "string-width": "^4.2.0",
             "which-module": "^2.0.0",
-            "y18n": "^4.0.0",
+            "y18n": "^4.0.1",
             "yargs-parser": "^18.1.2"
           },
           "dependencies": {
@@ -8579,7 +8579,7 @@
       "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
     },
     "y18n": {
-      "version": "4.0.0",
+      "version": "4.0.1",
       "resolved": "",
       "dev": true
     },
diff --git a/package.json b/package.json
index ea9ee3f..3f815c2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ltijs",
-  "version": "5.6.6",
+  "version": "5.6.7",
   "description": "Easily turn your web application into a LTI 1.3 Learning Tool.",
   "main": "index.js",
   "engineStrict": true,