diff --git a/package.json b/package.json
index 5abbf7dd..a3d893e8 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
         "@jest/globals": "^30.0.5",
         "@khanacademy/eslint-config": "^5.2.1",
         "@khanacademy/eslint-plugin": "^3.1.2",
-        "@rollup/plugin-babel": "^6.0.4",
+        "@rollup/plugin-babel": "^7.1.0",
         "@rollup/plugin-commonjs": "^29.0.0",
         "@rollup/plugin-json": "^6.1.0",
         "@rollup/plugin-node-resolve": "^16.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 36aa858c..36351ddb 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -65,8 +65,8 @@ importers:
         specifier: ^3.1.2
         version: 3.2.2(eslint@9.39.2)(typescript@5.9.3)
       '@rollup/plugin-babel':
-        specifier: ^6.0.4
-        version: 6.1.0(@babel/core@7.29.7)(@types/babel__core@7.20.5)(rollup@4.62.2)
+        specifier: ^7.1.0
+        version: 7.1.0(@babel/core@7.29.7)(@types/babel__core@7.20.5)(rollup@4.62.2)
       '@rollup/plugin-commonjs':
         specifier: ^29.0.0
         version: 29.0.3(rollup@4.62.2)
@@ -275,10 +275,6 @@ packages:
     resolution: {integrity: sha512-j+7JYmk1JYDtACIGj0QJqqWZjoUpMoEikQGADMaHgCMCSDqd2+P32rfcibUNrGOMWrlzK1WJBdxrB3JJQZwWtg==}
     engines: {node: '>=6.9.0'}
 
-  '@babel/helper-module-imports@7.27.1':
-    resolution: {integrity: sha512-0gSFWUPNXNopqtIPQvlD5WgXYI5GY2kP2cCvoT8kczjbfcfuIljTbcWrulD1CIPIX2gt1wghbDy08yE1p+/r3w==}
-    engines: {node: '>=6.9.0'}
-
   '@babel/helper-module-imports@7.29.7':
     resolution: {integrity: sha512-ejHwrQQYcm9xnTivShn2IDOlIzInN34AXskvq9QicvCtEzq1Vzclu/tKF8Jq1Cg8JG2GL6/EmjgsCT7lXepE3g==}
     engines: {node: '>=6.9.0'}
@@ -1518,13 +1514,13 @@ packages:
     resolution: {integrity: sha512-SEeaJLb3qBNF/OaXnaR1NmmBbFYk1zC0ZH/52fATcRPLFg/p791YrcyFFy44Bo9sLaGuSuLp5Q6axbb/O+v/RA==}
     engines: {node: ^14.18.0 || >=16.0.0}
 
-  '@rollup/plugin-babel@6.1.0':
-    resolution: {integrity: sha512-dFZNuFD2YRcoomP4oYf+DvQNSUA9ih+A3vUqopQx5EdtPGo3WBnQcI/S8pwpz91UsGfL0HsMSOlaMld8HrbubA==}
+  '@rollup/plugin-babel@7.1.0':
+    resolution: {integrity: sha512-h9Y+xYha6p4wKO+FwdiPIkE+eIYCm8MzZPpX1iARIoFBnmKP9CnpT1p9dDf/DTFm6fyN8PmuLyRI5qZgchnitw==}
     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
@@ -4115,6 +4111,10 @@ packages:
     resolution: {integrity: sha512-QP88BAKvMam/3NxH6vj2o21R6MjxZUAd6nlwAS/pnGvN9IVLocLHxGYIzFhg6fUQ+5th6P4dv4eW9jX3DSIj7A==}
     engines: {node: '>=12'}
 
+  picomatch@4.0.5:
+    resolution: {integrity: sha512-RvwwcruNjI1ncT5xRakeyS9Lf8lcItv34KD+aif+VH9kduAyfYBipGh12274xtenIPZ119/R9BdTBa8gAwSh0A==}
+    engines: {node: '>=12'}
+
   pify@4.0.1:
     resolution: {integrity: sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g==}
     engines: {node: '>=6'}
@@ -4783,6 +4783,9 @@ packages:
     resolution: {integrity: sha512-BN22B5eaMMI9UMtjrGd5g5eCYPpCPDUy0FJXbYsaT5zYxjFOckS53SQDE3pWkVoWpHXVb3BrYcEN4Twa55B5cA==}
     engines: {node: '>=0.10.0'}
 
+  workerpool@9.3.4:
+    resolution: {integrity: sha512-TmPRQYYSAnnDiEB0P/Ytip7bFGvqnSU6I2BcuSw7Hx+JSg/DsUi5ebYfc8GYaSdpuvOcEs6dXxPurOYpe9QFwg==}
+
   wrap-ansi@7.0.0:
     resolution: {integrity: sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==}
     engines: {node: '>=10'}
@@ -4968,13 +4971,6 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  '@babel/helper-module-imports@7.27.1':
-    dependencies:
-      '@babel/traverse': 7.29.7
-      '@babel/types': 7.29.7
-    transitivePeerDependencies:
-      - supports-color
-
   '@babel/helper-module-imports@7.29.7':
     dependencies:
       '@babel/traverse': 7.29.7
@@ -6564,11 +6560,12 @@ snapshots:
 
   '@pkgr/core@0.3.6': {}
 
-  '@rollup/plugin-babel@6.1.0(@babel/core@7.29.7)(@types/babel__core@7.20.5)(rollup@4.62.2)':
+  '@rollup/plugin-babel@7.1.0(@babel/core@7.29.7)(@types/babel__core@7.20.5)(rollup@4.62.2)':
     dependencies:
       '@babel/core': 7.29.7
-      '@babel/helper-module-imports': 7.27.1
-      '@rollup/pluginutils': 5.3.0(rollup@4.62.2)
+      '@babel/helper-module-imports': 7.29.7
+      '@rollup/pluginutils': 5.4.0(rollup@4.62.2)
+      workerpool: 9.3.4
     optionalDependencies:
       '@types/babel__core': 7.20.5
       rollup: 4.62.2
@@ -6631,7 +6628,7 @@ snapshots:
     dependencies:
       '@types/estree': 1.0.9
       estree-walker: 2.0.2
-      picomatch: 4.0.4
+      picomatch: 4.0.5
     optionalDependencies:
       rollup: 4.62.2
 
@@ -8879,7 +8876,7 @@ snapshots:
       jest-regex-util: 30.4.0
       jest-util: 30.4.1
       jest-worker: 30.4.1
-      picomatch: 4.0.4
+      picomatch: 4.0.5
       walker: 1.0.8
     optionalDependencies:
       fsevents: 2.3.3
@@ -8923,7 +8920,7 @@ snapshots:
       chalk: 4.1.2
       graceful-fs: 4.2.11
       jest-util: 30.4.1
-      picomatch: 4.0.4
+      picomatch: 4.0.5
       pretty-format: 30.4.1
       slash: 3.0.0
       stack-utils: 2.0.6
@@ -9053,7 +9050,7 @@ snapshots:
       chalk: 4.1.2
       ci-info: 4.4.0
       graceful-fs: 4.2.11
-      picomatch: 4.0.4
+      picomatch: 4.0.5
 
   jest-util@30.4.1:
     dependencies:
@@ -9062,7 +9059,7 @@ snapshots:
       chalk: 4.1.2
       ci-info: 4.4.0
       graceful-fs: 4.2.11
-      picomatch: 4.0.4
+      picomatch: 4.0.5
 
   jest-validate@30.4.1:
     dependencies:
@@ -9647,6 +9644,8 @@ snapshots:
 
   picomatch@4.0.4: {}
 
+  picomatch@4.0.5: {}
+
   pify@4.0.1: {}
 
   pirates@4.0.7: {}
@@ -10452,6 +10451,8 @@ snapshots:
 
   word-wrap@1.2.5: {}
 
+  workerpool@9.3.4: {}
+
   wrap-ansi@7.0.0:
     dependencies:
       ansi-styles: 4.3.0