diff --git a/package-lock.json b/package-lock.json
index e6de41d..28ddb7d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -43,7 +43,7 @@
         "@types/ember__utils": "4.0.7",
         "@types/luxon": "3.4.1",
         "@types/qunit": "2.19.10",
-        "@types/rsvp": "4.0.8",
+        "@types/rsvp": "4.0.9",
         "@types/sjcl": "1.0.34",
         "@typescript-eslint/eslint-plugin": "6.19.0",
         "@typescript-eslint/parser": "6.19.0",
@@ -9527,9 +9527,9 @@
       }
     },
     "node_modules/@types/rsvp": {
-      "version": "4.0.8",
-      "resolved": "https://registry.npmjs.org/@types/rsvp/-/rsvp-4.0.8.tgz",
-      "integrity": "sha512-OraQXMlBrD3nll0VuEKENY3IoR4N3eDIqElVWo5dSheMveYYMDSIUMbtcI7wOGWyUilLwfaOx9VF8U8LdrHXkg==",
+      "version": "4.0.9",
+      "resolved": "https://registry.npmjs.org/@types/rsvp/-/rsvp-4.0.9.tgz",
+      "integrity": "sha512-F6vaN5mbxw2MBCu/AD9fSKwrhnto2pE77dyUsi415qz9IP9ni9ZOWXHxnXfsM4NW9UjW+it189jvvqnhv37Z7Q==",
       "dev": true
     },
     "node_modules/@types/semver": {
diff --git a/package.json b/package.json
index 8b3a3b3..688ba8c 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "@types/ember__utils": "4.0.7",
     "@types/luxon": "3.4.1",
     "@types/qunit": "2.19.10",
-    "@types/rsvp": "4.0.8",
+    "@types/rsvp": "4.0.9",
     "@types/sjcl": "1.0.34",
     "@typescript-eslint/eslint-plugin": "6.19.0",
     "@typescript-eslint/parser": "6.19.0",