diff --git a/packages/casl-ability/package.json b/packages/casl-ability/package.json
index 7e366c9db..a76d77ead 100644
--- a/packages/casl-ability/package.json
+++ b/packages/casl-ability/package.json
@@ -58,7 +58,7 @@
     "@casl/dx": "workspace:^1.0.0",
     "@types/jest": "^29.0.0",
     "@types/node": "^20.0.0",
-    "chai": "^4.1.0",
+    "chai": "^5.0.0",
     "chai-spies": "^1.0.0",
     "expect-type": "^0.15.0"
   },
diff --git a/packages/casl-aurelia/package.json b/packages/casl-aurelia/package.json
index a419c31f4..3a0355c96 100644
--- a/packages/casl-aurelia/package.json
+++ b/packages/casl-aurelia/package.json
@@ -54,7 +54,7 @@
     "aurelia-pal-browser": "^1.8.0",
     "aurelia-polyfills": "^1.3.0",
     "aurelia-testing": "^1.0.0-beta.4.0.0",
-    "chai": "^4.1.0",
+    "chai": "^5.0.0",
     "chai-spies": "^1.0.0"
   },
   "files": [
diff --git a/packages/casl-mongoose/package.json b/packages/casl-mongoose/package.json
index c060af422..7f5f778f1 100644
--- a/packages/casl-mongoose/package.json
+++ b/packages/casl-mongoose/package.json
@@ -47,7 +47,7 @@
     "@casl/ability": "^6.0.0",
     "@casl/dx": "workspace:^1.0.0",
     "@types/jest": "^29.0.0",
-    "chai": "^4.1.0",
+    "chai": "^5.0.0",
     "chai-spies": "^1.0.0",
     "mongoose": "^7.0.0"
   },
diff --git a/packages/casl-react/package.json b/packages/casl-react/package.json
index 3cd10e05c..61d6cd5f4 100644
--- a/packages/casl-react/package.json
+++ b/packages/casl-react/package.json
@@ -51,7 +51,7 @@
     "@types/jest": "^29.0.0",
     "@types/node": "^20.0.0",
     "@types/react": "^18.0.0",
-    "chai": "^4.1.0",
+    "chai": "^5.0.0",
     "chai-spies": "^1.0.0",
     "react": "^18.0.0",
     "react-test-renderer": "^18.0.0"
diff --git a/packages/casl-vue/package.json b/packages/casl-vue/package.json
index 59f3349ad..03858ccc3 100644
--- a/packages/casl-vue/package.json
+++ b/packages/casl-vue/package.json
@@ -48,7 +48,7 @@
     "@casl/ability": "^6.0.0",
     "@casl/dx": "workspace:^1.0.0",
     "@types/jest": "^29.0.0",
-    "chai": "^4.1.0",
+    "chai": "^5.0.0",
     "chai-spies": "^1.0.0",
     "vue": "^3.2.45"
   },
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 1cbe7b5c5..e8796328c 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -28,11 +28,11 @@ importers:
         specifier: ^20.0.0
         version: 20.10.7
       chai:
-        specifier: ^4.1.0
-        version: 4.4.0
+        specifier: ^5.0.0
+        version: 5.0.0
       chai-spies:
         specifier: ^1.0.0
-        version: 1.1.0(chai@4.4.0)
+        version: 1.1.0(chai@5.0.0)
       expect-type:
         specifier: ^0.15.0
         version: 0.15.0
@@ -118,11 +118,11 @@ importers:
         specifier: ^1.0.0-beta.4.0.0
         version: 1.1.0
       chai:
-        specifier: ^4.1.0
-        version: 4.4.0
+        specifier: ^5.0.0
+        version: 5.0.0
       chai-spies:
         specifier: ^1.0.0
-        version: 1.1.0(chai@4.4.0)
+        version: 1.1.0(chai@5.0.0)
 
   packages/casl-mongoose:
     devDependencies:
@@ -136,11 +136,11 @@ importers:
         specifier: ^29.0.0
         version: 29.5.11
       chai:
-        specifier: ^4.1.0
-        version: 4.4.0
+        specifier: ^5.0.0
+        version: 5.0.0
       chai-spies:
         specifier: ^1.0.0
-        version: 1.1.0(chai@4.4.0)
+        version: 1.1.0(chai@5.0.0)
       mongoose:
         specifier: ^7.0.0
         version: 7.6.7
@@ -191,11 +191,11 @@ importers:
         specifier: ^18.0.0
         version: 18.2.47
       chai:
-        specifier: ^4.1.0
-        version: 4.4.0
+        specifier: ^5.0.0
+        version: 5.0.0
       chai-spies:
         specifier: ^1.0.0
-        version: 1.1.0(chai@4.4.0)
+        version: 1.1.0(chai@5.0.0)
       react:
         specifier: ^18.0.0
         version: 18.2.0
@@ -215,11 +215,11 @@ importers:
         specifier: ^29.0.0
         version: 29.5.11
       chai:
-        specifier: ^4.1.0
-        version: 4.4.0
+        specifier: ^5.0.0
+        version: 5.0.0
       chai-spies:
         specifier: ^1.0.0
-        version: 1.1.0(chai@4.4.0)
+        version: 1.1.0(chai@5.0.0)
       vue:
         specifier: ^3.2.45
         version: 3.4.5
@@ -5043,8 +5043,9 @@ packages:
     engines: {node: '>=0.10.0'}
     dev: false
 
-  /assertion-error@1.1.0:
-    resolution: {integrity: sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==}
+  /assertion-error@2.0.1:
+    resolution: {integrity: sha512-Izi8RQcffqCeNVgFigKli1ssklIbpHnCYc6AknXGYoB6grJqyeby7jv12JUQgmTAnIDnbck1uxksT4dzN3PWBA==}
+    engines: {node: '>=12'}
     dev: true
 
   /async-each-series@0.1.1:
@@ -5718,26 +5719,24 @@ packages:
       redeyed: 2.1.1
     dev: false
 
-  /chai-spies@1.1.0(chai@4.4.0):
+  /chai-spies@1.1.0(chai@5.0.0):
     resolution: {integrity: sha512-ikaUhQvQWchRYj2K54itFp3nrcxaFRpSDQxDlRzSn9aWgu9Pi7lD8yFxTso4WnQ39+WZ69oB/qOvqp+isJIIWA==}
     engines: {node: '>= 4.0.0'}
     peerDependencies:
       chai: '*'
     dependencies:
-      chai: 4.4.0
+      chai: 5.0.0
     dev: true
 
-  /chai@4.4.0:
-    resolution: {integrity: sha512-x9cHNq1uvkCdU+5xTkNh5WtgD4e4yDFCsp9jVc7N7qVeKeftv3gO/ZrviX5d+3ZfxdYnZXZYujjRInu1RogU6A==}
-    engines: {node: '>=4'}
+  /chai@5.0.0:
+    resolution: {integrity: sha512-HO5p0oEKd5M6HEcwOkNAThAE3j960vIZvVcc0t2tI06Dd0ATu69cEnMB2wOhC5/ZyQ6m67w3ePjU/HzXsSsdBA==}
+    engines: {node: '>=12'}
     dependencies:
-      assertion-error: 1.1.0
-      check-error: 1.0.3
-      deep-eql: 4.1.3
-      get-func-name: 2.0.2
-      loupe: 2.3.7
-      pathval: 1.1.1
-      type-detect: 4.0.8
+      assertion-error: 2.0.1
+      check-error: 2.0.0
+      deep-eql: 5.0.1
+      loupe: 3.1.0
+      pathval: 2.0.0
     dev: true
 
   /chalk@2.4.2:
@@ -5767,10 +5766,9 @@ packages:
     resolution: {integrity: sha512-mT8iDcrh03qDGRRmoA2hmBJnxpllMR+0/0qlzjqZES6NdiWDcZkCNAk4rPFZ9Q85r27unkiNNg8ZOiwZXBHwcA==}
     dev: true
 
-  /check-error@1.0.3:
-    resolution: {integrity: sha512-iKEoDYaRmd1mxM90a2OEfWhjsjPpYPuQ+lMYsoxB126+t8fw7ySEO48nmDg5COTjxDI65/Y2OWpeEHk3ZOe8zg==}
-    dependencies:
-      get-func-name: 2.0.2
+  /check-error@2.0.0:
+    resolution: {integrity: sha512-tjLAOBHKVxtPoHe/SA7kNOMvhCRdCJ3vETdeY0RuAc9popf+hyaSV6ZEg9hr4cpWF7jmo/JSWEnLDrnijS9Tog==}
+    engines: {node: '>= 16'}
     dev: true
 
   /chokidar@3.5.3:
@@ -6322,11 +6320,9 @@ packages:
       babel-plugin-macros:
         optional: true
 
-  /deep-eql@4.1.3:
-    resolution: {integrity: sha512-WaEtAOpRA1MQ0eohqZjpGD8zdI0Ovsm8mmFhaDN8dvDZzyoUMcYDnf5Y6iu7HTXxf8JDS23qWa4a+hKCDyOPzw==}
+  /deep-eql@5.0.1:
+    resolution: {integrity: sha512-nwQCf6ne2gez3o1MxWifqkciwt0zhl0LO1/UwVu4uMBuPmflWM4oQ70XMqHqnBJA+nhzncaqL9HVL6KkHJ28lw==}
     engines: {node: '>=6'}
-    dependencies:
-      type-detect: 4.0.8
     dev: true
 
   /deep-extend@0.6.0:
@@ -9140,8 +9136,8 @@ packages:
       js-tokens: 4.0.0
     dev: true
 
-  /loupe@2.3.7:
-    resolution: {integrity: sha512-zSMINGVYkdpYSOBmLi0D1Uo7JU9nVdQKrHxC8eYlV+9YKK9WePqAlL7lSlorG/U2Fw1w0hTBmaa/jrQ3UbPHtA==}
+  /loupe@3.1.0:
+    resolution: {integrity: sha512-qKl+FrLXUhFuHUoDJG7f8P8gEMHq9NFS0c6ghXG1J0rldmZFQZoNVv/vyirE9qwCIhWZDsvEFd1sbFu3GvRQFg==}
     dependencies:
       get-func-name: 2.0.2
     dev: true
@@ -10021,8 +10017,9 @@ packages:
     resolution: {integrity: sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw==}
     engines: {node: '>=8'}
 
-  /pathval@1.1.1:
-    resolution: {integrity: sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==}
+  /pathval@2.0.0:
+    resolution: {integrity: sha512-vE7JKRyES09KiunauX7nd2Q9/L7lhok4smP9RZTDeD4MVs72Dp2qNFVz39Nz5a0FVEW0BJR6C0DYrq6unoziZA==}
+    engines: {node: '>= 14.16'}
     dev: true
 
   /picocolors@1.0.0: