diff --git a/ember-headless-table/package.json b/ember-headless-table/package.json
index cf82a983..5c60f648 100644
--- a/ember-headless-table/package.json
+++ b/ember-headless-table/package.json
@@ -137,7 +137,7 @@
     "eslint-plugin-ember": "^11.0.6",
     "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-prettier": "^4.0.0",
-    "expect-type": "^0.15.0",
+    "expect-type": "^0.20.0",
     "prettier": "^2.5.1",
     "rollup": "^3.2.2",
     "rollup-plugin-copy": "^3.4.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 6abab5fb..39a8353f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -490,8 +490,8 @@ importers:
         specifier: ^4.0.0
         version: 4.2.1(eslint-config-prettier@8.8.0)(eslint@7.32.0)(prettier@2.8.7)
       expect-type:
-        specifier: ^0.15.0
-        version: 0.15.0
+        specifier: ^0.20.0
+        version: 0.20.0
       prettier:
         specifier: ^2.5.1
         version: 2.8.7
@@ -749,8 +749,8 @@ importers:
         specifier: ^7.3.1
         version: 7.3.4(eslint@7.32.0)
       expect-type:
-        specifier: ^0.14.2
-        version: 0.14.2
+        specifier: ^0.20.0
+        version: 0.20.0
       loader.js:
         specifier: ^4.7.0
         version: 4.7.0
@@ -11684,12 +11684,9 @@ packages:
       homedir-polyfill: 1.0.3
     dev: true
 
-  /expect-type@0.14.2:
-    resolution: {integrity: sha512-ed3+tr5ujbIYXZ8Pl/VgIphwJQ0q5tBLGGdn7Zvwt1WyPBRX83xjT5pT77P/GkuQbctx0K2ZNSSan7eruJqTCQ==}
-    dev: true
-
-  /expect-type@0.15.0:
-    resolution: {integrity: sha512-yWnriYB4e8G54M5/fAFj7rCIBiKs1HAACaY13kCz6Ku0dezjS9aMcfcdVK2X8Tv2tEV1BPz/wKfQ7WA4S/d8aA==}
+  /expect-type@0.20.0:
+    resolution: {integrity: sha512-uHaC9LYNv6BcW+8SvXcwUUDCrrUxt3GSa61DFvTHj8JC+M0hekMFBwMlCarLQDk5bbpZ2vStpnQPIwRuV98YMw==}
+    engines: {node: '>=12.0.0'}
     dev: true
 
   /express@4.18.2:
diff --git a/test-app/package.json b/test-app/package.json
index 7f06ce59..62f4fa20 100644
--- a/test-app/package.json
+++ b/test-app/package.json
@@ -103,7 +103,7 @@
     "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-prettier": "^4.2.1",
     "eslint-plugin-qunit": "^7.3.1",
-    "expect-type": "^0.14.2",
+    "expect-type": "^0.20.0",
     "loader.js": "^4.7.0",
     "prettier": "^2.7.1",
     "qunit": "^2.19.1",