diff --git a/package.json b/package.json
index c4daacf8..11261734 100644
--- a/package.json
+++ b/package.json
@@ -56,6 +56,7 @@
   },
   "devDependencies": {
     "@babel/types": "^7.21.5",
+    "@glimmer/reference": "^0.84.3",
     "@release-it-plugins/lerna-changelog": "^5.0.0",
     "@tsconfig/node16": "^1.0.4",
     "@tsconfig/strictest": "^2.0.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 8db17393..f0c0c40d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -21,6 +21,9 @@ devDependencies:
   '@babel/types':
     specifier: ^7.21.5
     version: 7.21.5
+  '@glimmer/reference':
+    specifier: ^0.84.3
+    version: 0.84.3
   '@release-it-plugins/lerna-changelog':
     specifier: ^5.0.0
     version: 5.0.0(release-it@15.10.3)
@@ -551,13 +554,27 @@ packages:
 
   /@glimmer/env@0.1.7:
     resolution: {integrity: sha512-JKF/a9I9jw6fGoz8kA7LEQslrwJ5jms5CXhu/aqkBWk+PmZ6pTl8mlb/eJ/5ujBGTiQzBhy5AIWF712iA+4/mw==}
-    dev: false
+
+  /@glimmer/global-context@0.84.3:
+    resolution: {integrity: sha512-8Oy9Wg5IZxMEeAnVmzD2NkObf89BeHoFSzJgJROE/deutd3rxg83mvlOez4zBBGYwnTb+VGU2LYRpet92egJjA==}
+    dependencies:
+      '@glimmer/env': 0.1.7
+    dev: true
 
   /@glimmer/interfaces@0.84.3:
     resolution: {integrity: sha512-dk32ykoNojt0mvEaIW6Vli5MGTbQo58uy3Epj7ahCgTHmWOKuw/0G83f2UmFprRwFx689YTXG38I/vbpltEjzg==}
     dependencies:
       '@simple-dom/interface': 1.4.0
-    dev: false
+
+  /@glimmer/reference@0.84.3:
+    resolution: {integrity: sha512-lV+p/aWPVC8vUjmlvYVU7WQJsLh319SdXuAWoX/SE3pq340BJlAJiEcAc6q52y9JNhT57gMwtjMX96W5Xcx/qw==}
+    dependencies:
+      '@glimmer/env': 0.1.7
+      '@glimmer/global-context': 0.84.3
+      '@glimmer/interfaces': 0.84.3
+      '@glimmer/util': 0.84.3
+      '@glimmer/validator': 0.84.3
+    dev: true
 
   /@glimmer/syntax@0.84.3:
     resolution: {integrity: sha512-ioVbTic6ZisLxqTgRBL2PCjYZTFIwobifCustrozRU2xGDiYvVIL0vt25h2c1ioDsX59UgVlDkIK4YTAQQSd2A==}
@@ -574,7 +591,13 @@ packages:
       '@glimmer/env': 0.1.7
       '@glimmer/interfaces': 0.84.3
       '@simple-dom/interface': 1.4.0
-    dev: false
+
+  /@glimmer/validator@0.84.3:
+    resolution: {integrity: sha512-RTBV4TokUB0vI31UC7ikpV7lOYpWUlyqaKV//pRC4pexYMlmqnVhkFrdiimB/R1XyNdUOQUmnIAcdic39NkbhQ==}
+    dependencies:
+      '@glimmer/env': 0.1.7
+      '@glimmer/global-context': 0.84.3
+    dev: true
 
   /@handlebars/parser@2.0.0:
     resolution: {integrity: sha512-EP9uEDZv/L5Qh9IWuMUGJRfwhXJ4h1dqKTT4/3+tY0eu7sPis7xh23j61SYUnNF4vqCQvvUXpDo9Bh/+q1zASA==}
@@ -841,7 +864,6 @@ packages:
 
   /@simple-dom/interface@1.4.0:
     resolution: {integrity: sha512-l5qumKFWU0S+4ZzMaLXFU8tQZsicHEMEyAxI5kDFGhJsRqDwe0a7/iPA/GdxlGyDKseQQAgIz5kzU7eXTrlSpA==}
-    dev: false
 
   /@sindresorhus/is@5.3.0:
     resolution: {integrity: sha512-CX6t4SYQ37lzxicAqsBtxA3OseeoVrh9cSJ5PFYam0GksYlupRfy1A+Q4aYD3zvcfECLc0zO2u+ZnR2UYKvCrw==}
diff --git a/tsconfig.json b/tsconfig.json
index 19c89283..f20d6eaa 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -4,11 +4,17 @@
     "@tsconfig/strictest/tsconfig.json"
   ],
   "compilerOptions": {
+    "lib": [
+      "es2021", // Node 16 https://github.com/microsoft/TypeScript/wiki/Node-Target-Mapping
+      "DOM"
+    ],
     "useDefineForClassFields": true,
     "sourceMap": true,
     "resolveJsonModule": true,
-    "isolatedModules": true,
-    "noEmit": true
+    // FIXME: Can re-enable once @glimmer/syntax types are fixed
+    "isolatedModules": false,
+    "noEmit": true,
+    "skipLibCheck": false
   },
   "include": ["src"]
 }