diff --git a/ember-basic-dropdown/package.json b/ember-basic-dropdown/package.json
index d234ba6b..37987743 100644
--- a/ember-basic-dropdown/package.json
+++ b/ember-basic-dropdown/package.json
@@ -84,7 +84,7 @@
     "@babel/runtime": "^7.23.8",
     "@ember/test-helpers": "^3.2.1",
     "@embroider/addon-dev": "^4.1.3",
-    "@glint/core": "^1.2.2",
+    "@glint/core": "^1.3.0",
     "@glint/environment-ember-loose": "^1.2.2",
     "@glint/environment-ember-template-imports": "^1.2.2",
     "@glint/template": "^1.3.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 26a1aa85..cde30303 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -367,8 +367,8 @@ importers:
         specifier: ^1.1.2
         version: 1.1.2
       '@glint/core':
-        specifier: ^1.2.2
-        version: 1.2.2(typescript@5.3.3)
+        specifier: ^1.3.0
+        version: 1.3.0(typescript@5.3.3)
       '@glint/environment-ember-loose':
         specifier: ^1.2.2
         version: 1.2.2(@glimmer/component@1.1.2)(@glint/template@1.3.0)(@types/ember__array@4.0.10)(@types/ember__component@4.0.22)(@types/ember__controller@4.0.12)(@types/ember__object@4.0.12)(@types/ember__routing@4.0.20)(ember-cli-htmlbars@6.3.0)(ember-modifier@4.1.0)
@@ -520,8 +520,8 @@ importers:
         specifier: ^1.1.2
         version: 1.1.2
       '@glint/core':
-        specifier: ^1.2.2
-        version: 1.2.2(typescript@5.3.3)
+        specifier: ^1.3.0
+        version: 1.3.0(typescript@5.3.3)
       '@glint/environment-ember-loose':
         specifier: ^1.2.2
         version: 1.2.2(@glimmer/component@1.1.2)(@glint/template@1.3.0)(@types/ember__array@4.0.10)(@types/ember__component@4.0.22)(@types/ember__controller@4.0.12)(@types/ember__object@4.0.12)(@types/ember__routing@4.0.20)(ember-cli-htmlbars@6.3.0)(ember-modifier@4.1.0)
@@ -2897,8 +2897,8 @@ packages:
       '@glimmer/util': 0.87.1
     dev: true
 
-  /@glint/core@1.2.2(typescript@5.3.3):
-    resolution: {integrity: sha512-H2o8cx1xOuyEAri1C+8cEfdCw2Liv75LQu8dFtgxCnbfv7AVSaQwZ9XwCAkDLkhB3QhgturHBp6BiKIKNEl1LQ==}
+  /@glint/core@1.3.0(typescript@5.3.3):
+    resolution: {integrity: sha512-R5Y1QmkZs6lJHQ0LTRRcTKDI1EdeM32YuR2J67LG4qKT+WUNZhmetkqPiAMW9hQAOdrG/PqDZWV+J7Jf3xOlAg==}
     hasBin: true
     peerDependencies:
       typescript: '>=4.8.0'
diff --git a/test-app/package.json b/test-app/package.json
index 7735d365..cd13b94b 100644
--- a/test-app/package.json
+++ b/test-app/package.json
@@ -34,7 +34,7 @@
     "@embroider/test-setup": "^3.0.3",
     "@glimmer/component": "^1.1.2",
     "@glimmer/tracking": "^1.1.2",
-    "@glint/core": "^1.2.2",
+    "@glint/core": "^1.3.0",
     "@glint/environment-ember-loose": "^1.2.2",
     "@glint/template": "^1.3.0",
     "@tsconfig/ember": "^3.0.3",