diff --git a/docs/package.json b/docs/package.json
index 2f6f58fc..f1a2a1a0 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -65,7 +65,7 @@
     "@glint/ember-tsc": "^1.5.0",
     "@glint/template": "^1.7.7",
     "@glint/tsserver-plugin": "^2.4.0",
-    "@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 a73371be..eb45d747 100644
--- a/package.json
+++ b/package.json
@@ -91,7 +91,7 @@
     "@glint/template": "^1.7.7",
     "@glint/tsserver-plugin": "^2.4.0",
     "@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 518a0284..44871429 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -85,8 +85,8 @@ importers:
         specifier: ^8.0.1
         version: 8.0.1(release-it@20.0.0(@types/node@25.6.0))
       '@rollup/plugin-babel':
-        specifier: ^6.1.0
-        version: 6.1.0(@babel/core@7.29.0)(rollup@4.60.1)
+        specifier: ^7.0.0
+        version: 7.0.0(@babel/core@7.29.0)(rollup@4.60.1)
       '@types/qunit':
         specifier: ^2.19.13
         version: 2.19.13
@@ -245,8 +245,8 @@ importers:
         specifier: ^2.4.0
         version: 2.4.0
       '@rollup/plugin-babel':
-        specifier: ^6.1.0
-        version: 6.1.0(@babel/core@7.29.0)(rollup@4.60.1)
+        specifier: ^7.0.0
+        version: 7.0.0(@babel/core@7.29.0)(rollup@4.60.1)
       '@types/qunit':
         specifier: ^2.19.13
         version: 2.19.13
@@ -1715,13 +1715,13 @@ 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
@@ -8615,7 +8615,7 @@ snapshots:
       - bluebird
       - supports-color
 
-  '@rollup/plugin-babel@6.1.0(@babel/core@7.29.0)(rollup@4.60.1)':
+  '@rollup/plugin-babel@7.0.0(@babel/core@7.29.0)(rollup@4.60.1)':
     dependencies:
       '@babel/core': 7.29.0
       '@babel/helper-module-imports': 7.28.6