diff --git a/packages/ember-render-modifiers/package.json b/packages/ember-render-modifiers/package.json
index e6048af..2aa5c04 100644
--- a/packages/ember-render-modifiers/package.json
+++ b/packages/ember-render-modifiers/package.json
@@ -48,7 +48,13 @@
     "rollup": "^2.71.1"
   },
   "peerDependencies": {
-    "ember-source": "^3.8 || ^4.0"
+    "ember-source": "^3.8 || ^4.0",
+    "@glimmer/validator": "*"
+  },
+  "peerDependenciesMeta": {
+    "@glimmer/validator": {
+      "optional": true
+    }
   },
   "engines": {
     "node": "12.* || 14.* || >= 16"