diff --git a/docs/package.json b/docs/package.json
index 0a69d1d5..cccdcc46 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -66,7 +66,7 @@
     "@glint/ember-tsc": "^1.4.0",
     "@glint/template": "^1.7.7",
     "@glint/tsserver-plugin": "^2.3.1",
-    "@rollup/plugin-babel": "^6.1.0",
+    "@rollup/plugin-babel": "^7.0.0",
     "@types/qunit": "^2.19.13",
     "@types/rsvp": "^4.0.9",
     "babel-plugin-ember-template-compilation": "^4.0.0",
diff --git a/package.json b/package.json
index 650b677e..5d46a985 100644
--- a/package.json
+++ b/package.json
@@ -92,7 +92,7 @@
     "@glint/template": "^1.7.7",
     "@glint/tsserver-plugin": "^2.3.1",
     "@release-it-plugins/lerna-changelog": "^8.0.1",
-    "@rollup/plugin-babel": "^6.1.0",
+    "@rollup/plugin-babel": "^7.0.0",
     "@types/qunit": "^2.19.13",
     "babel-plugin-ember-template-compilation": "^4.0.0",
     "concurrently": "^9.2.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 458b61d3..2393b018 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -88,8 +88,8 @@ importers:
         specifier: ^8.0.1
         version: 8.0.1(release-it@19.2.4(@types/node@25.5.0))
       '@rollup/plugin-babel':
-        specifier: ^6.1.0
-        version: 6.1.0(@babel/core@7.29.0)(rollup@4.59.1)
+        specifier: ^7.0.0
+        version: 7.0.0(@babel/core@7.29.0)(rollup@4.59.1)
       '@types/qunit':
         specifier: ^2.19.13
         version: 2.19.13
@@ -251,8 +251,8 @@ importers:
         specifier: ^2.3.1
         version: 2.3.1
       '@rollup/plugin-babel':
-        specifier: ^6.1.0
-        version: 6.1.0(@babel/core@7.29.0)(rollup@4.59.1)
+        specifier: ^7.0.0
+        version: 7.0.0(@babel/core@7.29.0)(rollup@4.59.1)
       '@types/qunit':
         specifier: ^2.19.13
         version: 2.19.13
@@ -1893,13 +1893,13 @@ packages:
     peerDependencies:
       release-it: ^17.0.0 || ^18.0.0 || ^19.0.0
 
-  '@rollup/plugin-babel@6.1.0':
-    resolution: {integrity: sha512-dFZNuFD2YRcoomP4oYf+DvQNSUA9ih+A3vUqopQx5EdtPGo3WBnQcI/S8pwpz91UsGfL0HsMSOlaMld8HrbubA==}
+  '@rollup/plugin-babel@7.0.0':
+    resolution: {integrity: sha512-NS2+P7v80N3MQqehZEjgpaFb9UyX3URNMW/zvoECKGo4PY4DvJfQusTI7BX/Ks+CPvtTfk3TqcR6S9VYBi/C+A==}
     engines: {node: '>=14.0.0'}
     peerDependencies:
       '@babel/core': ^7.0.0
       '@types/babel__core': ^7.1.9
-      rollup: ^1.20.0||^2.0.0||^3.0.0||^4.0.0
+      rollup: ^2.0.0||^3.0.0||^4.0.0
     peerDependenciesMeta:
       '@types/babel__core':
         optional: true
@@ -5722,14 +5722,18 @@ packages:
   picocolors@1.1.1:
     resolution: {integrity: sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==}
 
-  picomatch@2.3.1:
-    resolution: {integrity: sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==}
+  picomatch@2.3.2:
+    resolution: {integrity: sha512-V7+vQEJ06Z+c5tSye8S+nHUfI51xoXIXjHQ99cQtKUkQqqO1kO/KCJUfZXuB47h/YBlDhah2H3hdUGXn8ie0oA==}
     engines: {node: '>=8.6'}
 
   picomatch@4.0.3:
     resolution: {integrity: sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==}
     engines: {node: '>=12'}
 
+  picomatch@4.0.4:
+    resolution: {integrity: sha512-QP88BAKvMam/3NxH6vj2o21R6MjxZUAd6nlwAS/pnGvN9IVLocLHxGYIzFhg6fUQ+5th6P4dv4eW9jX3DSIj7A==}
+    engines: {node: '>=12'}
+
   pkg-entry-points@1.1.1:
     resolution: {integrity: sha512-BhZa7iaPmB4b3vKIACoppyUoYn8/sFs17VJJtzrzPZvEnN2nqrgg911tdL65lA2m1ml6UI3iPeYbZQ4VXpn1mA==}
 
@@ -9148,7 +9152,7 @@ snapshots:
       detect-libc: 2.1.2
       is-glob: 4.0.3
       node-addon-api: 7.1.1
-      picomatch: 4.0.3
+      picomatch: 4.0.4
     optionalDependencies:
       '@parcel/watcher-android-arm64': 2.5.6
       '@parcel/watcher-darwin-arm64': 2.5.6
@@ -9197,7 +9201,7 @@ snapshots:
       - bluebird
       - supports-color
 
-  '@rollup/plugin-babel@6.1.0(@babel/core@7.29.0)(rollup@4.59.1)':
+  '@rollup/plugin-babel@7.0.0(@babel/core@7.29.0)(rollup@4.59.1)':
     dependencies:
       '@babel/core': 7.29.0
       '@babel/helper-module-imports': 7.28.6
@@ -9211,7 +9215,7 @@ snapshots:
     dependencies:
       '@types/estree': 1.0.8
       estree-walker: 2.0.2
-      picomatch: 4.0.3
+      picomatch: 4.0.4
     optionalDependencies:
       rollup: 4.59.1
 
@@ -9664,7 +9668,7 @@ snapshots:
   anymatch@3.1.3:
     dependencies:
       normalize-path: 3.0.0
-      picomatch: 2.3.1
+      picomatch: 2.3.2
 
   aproba@2.1.0: {}
 
@@ -13256,7 +13260,7 @@ snapshots:
   micromatch@4.0.8:
     dependencies:
       braces: 3.0.3
-      picomatch: 2.3.1
+      picomatch: 2.3.2
 
   mime-db@1.52.0: {}
 
@@ -13763,10 +13767,12 @@ snapshots:
 
   picocolors@1.1.1: {}
 
-  picomatch@2.3.1: {}
+  picomatch@2.3.2: {}
 
   picomatch@4.0.3: {}
 
+  picomatch@4.0.4: {}
+
   pkg-entry-points@1.1.1: {}
 
   pkg-types@2.3.0:
@@ -15127,7 +15133,7 @@ snapshots:
 
   ts-declaration-location@1.0.7(typescript@5.9.3):
     dependencies:
-      picomatch: 4.0.3
+      picomatch: 4.0.4
       typescript: 5.9.3
 
   tsconfig-paths@3.15.0: