diff --git a/package.json b/package.json
index 2c7a3b8c9..c3d075e45 100644
--- a/package.json
+++ b/package.json
@@ -107,7 +107,7 @@
   "devDependencies": {
     "@babel/generator": "7.21.3",
     "@esbuild-plugins/node-modules-polyfill": "0.2.2",
-    "@glimmer/reference": "0.84.2",
+    "@glimmer/reference": "0.84.3",
     "@types/estree": "1.0.0",
     "@types/file-entry-cache": "5.0.2",
     "@types/find-cache-dir": "3.2.1",
diff --git a/yarn.lock b/yarn.lock
index 113552758..bde19acc9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1074,21 +1074,12 @@ __metadata:
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-"@glimmer/global-context@npm:0.84.2":
-  version: 0.84.2
-  resolution: "@glimmer/global-context@npm:0.84.2"
+"@glimmer/global-context@npm:0.84.3":
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+  resolution: "@glimmer/global-context@npm:0.84.3"
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-  checksum: 5c14fc04be06c9ae15641438e38b0658c42209da7f728b019aea39a948ac9f8f4fb966b729a614a95dfdba4f65c1bec450cdec6e11b8e7e296f8151b092c445d
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-  resolution: "@glimmer/interfaces@npm:0.84.2"
-  dependencies:
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+  checksum: 89e699acfa1f23fe8ce8fd48455897781dfd935b7d1ef97d8d268ee38456a69a2ce09bcb18c250f17cb019a16cf0f2e4fdd5b178f9ddc233b42f1cc7e5c85157
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@@ -1101,16 +1092,16 @@ __metadata:
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-"@glimmer/reference@npm:0.84.2":
-  version: 0.84.2
-  resolution: "@glimmer/reference@npm:0.84.2"
+"@glimmer/reference@npm:0.84.3":
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+  resolution: "@glimmer/reference@npm:0.84.3"
   dependencies:
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-    "@glimmer/global-context": 0.84.2
-    "@glimmer/interfaces": 0.84.2
-    "@glimmer/util": 0.84.2
-    "@glimmer/validator": 0.84.2
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+    "@glimmer/interfaces": 0.84.3
+    "@glimmer/util": 0.84.3
+    "@glimmer/validator": 0.84.3
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@@ -1126,17 +1117,6 @@ __metadata:
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-  resolution: "@glimmer/util@npm:0.84.2"
-  dependencies:
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-    "@glimmer/interfaces": 0.84.2
-    "@simple-dom/interface": ^1.4.0
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@@ -1148,13 +1128,13 @@ __metadata:
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-"@glimmer/validator@npm:0.84.2":
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-  resolution: "@glimmer/validator@npm:0.84.2"
+"@glimmer/validator@npm:0.84.3":
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+  resolution: "@glimmer/validator@npm:0.84.3"
   dependencies:
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+    "@glimmer/global-context": 0.84.3
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@@ -6737,7 +6717,7 @@ __metadata:
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     "@babel/types": 7.21.3
     "@esbuild-plugins/node-modules-polyfill": 0.2.2
-    "@glimmer/reference": 0.84.2
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     "@prettier/is-es5-identifier-name": 0.1.0