diff --git a/docs/package.json b/docs/package.json
index ad416f0c..d9c1a5c7 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -36,7 +36,7 @@
     "@glimmer/tracking": "^1.1.2",
     "@glint/core": "^1.4.0",
     "@glint/environment-ember-loose": "^1.3.0",
-    "@glint/environment-ember-template-imports": "^1.2.1",
+    "@glint/environment-ember-template-imports": "^1.4.0",
     "@glint/template": "^1.3.0",
     "@tsconfig/ember": "^3.0.5",
     "@types/ember": "^4.0.11",
diff --git a/ember-power-calendar/package.json b/ember-power-calendar/package.json
index b677dded..86f8efce 100644
--- a/ember-power-calendar/package.json
+++ b/ember-power-calendar/package.json
@@ -83,7 +83,7 @@
     "@embroider/addon-dev": "^4.1.3",
     "@glint/core": "^1.4.0",
     "@glint/environment-ember-loose": "^1.3.0",
-    "@glint/environment-ember-template-imports": "^1.3.0",
+    "@glint/environment-ember-template-imports": "^1.4.0",
     "@glint/template": "^1.3.0",
     "@glimmer/component": "^1.1.2",
     "@glimmer/tracking": "^1.1.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d4a4340a..bb474560 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -60,8 +60,8 @@ importers:
         specifier: ^1.3.0
         version: 1.3.0(@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@4.0.22)(ember-cli-htmlbars@6.3.0)(ember-modifier@4.1.0)
       '@glint/environment-ember-template-imports':
-        specifier: ^1.2.1
-        version: 1.3.0(@glint/environment-ember-loose@1.3.0)(@glint/template@1.3.0)(@types/ember__component@4.0.22)(@types/ember__helper@4.0.7)(@types/ember__modifier@4.0.9)(@types/ember__routing@4.0.22)
+        specifier: ^1.4.0
+        version: 1.4.0(@glint/environment-ember-loose@1.3.0)(@glint/template@1.3.0)(@types/ember__component@4.0.22)(@types/ember__helper@4.0.7)(@types/ember__modifier@4.0.9)(@types/ember__routing@4.0.22)
       '@glint/template':
         specifier: ^1.3.0
         version: 1.3.0
@@ -358,8 +358,8 @@ importers:
         specifier: ^1.3.0
         version: 1.3.0(@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@4.0.22)(ember-cli-htmlbars@6.3.0)(ember-modifier@4.1.0)
       '@glint/environment-ember-template-imports':
-        specifier: ^1.3.0
-        version: 1.3.0(@glint/environment-ember-loose@1.3.0)(@glint/template@1.3.0)(@types/ember__component@4.0.22)(@types/ember__helper@4.0.7)(@types/ember__modifier@4.0.9)(@types/ember__routing@4.0.22)
+        specifier: ^1.4.0
+        version: 1.4.0(@glint/environment-ember-loose@1.3.0)(@glint/template@1.3.0)(@types/ember__component@4.0.22)(@types/ember__helper@4.0.7)(@types/ember__modifier@4.0.9)(@types/ember__routing@4.0.22)
       '@glint/template':
         specifier: ^1.3.0
         version: 1.3.0
@@ -529,8 +529,8 @@ importers:
         specifier: ^1.3.0
         version: 1.3.0(@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@4.0.22)(ember-cli-htmlbars@6.3.0)(ember-modifier@4.1.0)
       '@glint/environment-ember-template-imports':
-        specifier: ^1.2.1
-        version: 1.3.0(@glint/environment-ember-loose@1.3.0)(@glint/template@1.3.0)(@types/ember__component@4.0.22)(@types/ember__helper@4.0.7)(@types/ember__modifier@4.0.9)(@types/ember__routing@4.0.22)
+        specifier: ^1.4.0
+        version: 1.4.0(@glint/environment-ember-loose@1.3.0)(@glint/template@1.3.0)(@types/ember__component@4.0.22)(@types/ember__helper@4.0.7)(@types/ember__modifier@4.0.9)(@types/ember__routing@4.0.22)
       '@glint/template':
         specifier: ^1.3.0
         version: 1.3.0
@@ -2867,11 +2867,11 @@ packages:
       ember-cli-htmlbars: 6.3.0
       ember-modifier: 4.1.0(ember-source@5.7.0)
 
-  /@glint/environment-ember-template-imports@1.3.0(@glint/environment-ember-loose@1.3.0)(@glint/template@1.3.0)(@types/ember__component@4.0.22)(@types/ember__helper@4.0.7)(@types/ember__modifier@4.0.9)(@types/ember__routing@4.0.22):
-    resolution: {integrity: sha512-ynSc3AeFE4ZocvjI4rTS55L5sSrMexMvRtOYbVuY/u9t0PGXDjFuH/OiRiSCbHIL/jYH5Ie5uASZxs7TTCT8dw==}
+  /@glint/environment-ember-template-imports@1.4.0(@glint/environment-ember-loose@1.3.0)(@glint/template@1.3.0)(@types/ember__component@4.0.22)(@types/ember__helper@4.0.7)(@types/ember__modifier@4.0.9)(@types/ember__routing@4.0.22):
+    resolution: {integrity: sha512-VXcUgea92l7NFShU26rpQn+hYUZ7ex/rNtU9vnw2BAVZaPfxZROokW8ABj8aMaCUDe60CoMVZ1/QSeONSCln3w==}
     peerDependencies:
-      '@glint/environment-ember-loose': ^1.3.0
-      '@glint/template': ^1.3.0
+      '@glint/environment-ember-loose': ^1.4.0
+      '@glint/template': ^1.4.0
       '@types/ember__component': ^4.0.10
       '@types/ember__helper': ^4.0.1
       '@types/ember__modifier': ^4.0.3
@@ -2892,9 +2892,7 @@ packages:
       '@types/ember__helper': 4.0.7(@babel/core@7.24.3)
       '@types/ember__modifier': 4.0.9(@babel/core@7.24.3)
       '@types/ember__routing': 4.0.22(@babel/core@7.24.3)
-      ember-template-imports: 3.4.2
-    transitivePeerDependencies:
-      - supports-color
+      content-tag: 2.0.1
     dev: true
 
   /@glint/template@1.3.0:
diff --git a/test-app/package.json b/test-app/package.json
index 60d275b0..40729e52 100644
--- a/test-app/package.json
+++ b/test-app/package.json
@@ -37,7 +37,7 @@
     "@glimmer/tracking": "^1.1.2",
     "@glint/core": "^1.4.0",
     "@glint/environment-ember-loose": "^1.3.0",
-    "@glint/environment-ember-template-imports": "^1.2.1",
+    "@glint/environment-ember-template-imports": "^1.4.0",
     "@glint/template": "^1.3.0",
     "@tsconfig/ember": "^3.0.5",
     "@types/ember": "^4.0.11",