diff --git a/packages/test-types-resolution-node/package.json b/packages/test-types-resolution-node/package.json
index 80d1966b5..bfb9a88c4 100644
--- a/packages/test-types-resolution-node/package.json
+++ b/packages/test-types-resolution-node/package.json
@@ -10,7 +10,7 @@
   "devDependencies": {
     "@types/qunit": "2.19.10",
     "dom-element-descriptors": "0.5.1",
-    "expect-type": "0.19.0",
+    "expect-type": "1.1.0",
     "typescript": "5.5.4"
   },
   "volta": {
diff --git a/packages/test-types-resolution-node16/package.json b/packages/test-types-resolution-node16/package.json
index ed898e922..0873afed4 100644
--- a/packages/test-types-resolution-node16/package.json
+++ b/packages/test-types-resolution-node16/package.json
@@ -10,7 +10,7 @@
   "devDependencies": {
     "@types/qunit": "2.19.10",
     "dom-element-descriptors": "0.5.1",
-    "expect-type": "0.19.0",
+    "expect-type": "1.1.0",
     "typescript": "5.5.4"
   },
   "volta": {
diff --git a/packages/test-types/package.json b/packages/test-types/package.json
index a05d2333b..f610cc275 100644
--- a/packages/test-types/package.json
+++ b/packages/test-types/package.json
@@ -10,7 +10,7 @@
   "devDependencies": {
     "@types/qunit": "2.19.10",
     "dom-element-descriptors": "0.5.1",
-    "expect-type": "0.19.0",
+    "expect-type": "1.1.0",
     "typescript": "5.5.4"
   },
   "volta": {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 00f595a86..948d228e7 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -372,8 +372,8 @@ importers:
         specifier: 0.5.1
         version: 0.5.1
       expect-type:
-        specifier: 0.19.0
-        version: 0.19.0
+        specifier: 1.1.0
+        version: 1.1.0
       typescript:
         specifier: 5.5.4
         version: 5.5.4
@@ -394,8 +394,8 @@ importers:
         specifier: 0.5.1
         version: 0.5.1
       expect-type:
-        specifier: 0.19.0
-        version: 0.19.0
+        specifier: 1.1.0
+        version: 1.1.0
       typescript:
         specifier: 5.5.4
         version: 5.5.4
@@ -416,8 +416,8 @@ importers:
         specifier: 0.5.1
         version: 0.5.1
       expect-type:
-        specifier: 0.19.0
-        version: 0.19.0
+        specifier: 1.1.0
+        version: 1.1.0
       typescript:
         specifier: 5.5.4
         version: 5.5.4
@@ -10565,8 +10565,8 @@ packages:
       homedir-polyfill: 1.0.3
     dev: true
 
-  /expect-type@0.19.0:
-    resolution: {integrity: sha512-piv9wz3IrAG4Wnk2A+n2VRCHieAyOSxrRLU872Xo6nyn39kYXKDALk4OcqnvLRnFvkz659CnWC8MWZLuuQnoqg==}
+  /expect-type@1.1.0:
+    resolution: {integrity: sha512-bFi65yM+xZgk+u/KRIpekdSYkTB5W1pEf0Lt8Q8Msh7b+eQ7LXVtIB1Bkm4fvclDEL1b2CZkMhv2mOeF8tMdkA==}
     engines: {node: '>=12.0.0'}
     dev: true