diff --git a/package.json b/package.json
index 9df0928..a94491d 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "test": "asp"
   },
   "devDependencies": {
-    "@as-pect/cli": "^4.0.0",
+    "@as-pect/cli": "^5.0.0",
     "assemblyscript": "^0.15.0"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 6a34b54..ccfddde 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,55 +2,55 @@
 # yarn lockfile v1
 
 
-"@as-pect/assembly@^4.0.0":
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/@as-pect/assembly/-/assembly-4.0.0.tgz#88caa5d3b3fc72778d69e2dbc930f96cc810899d"
-  integrity sha512-xkyyWlpOnD7n01bJQivKAePAvg7D4eygp72BgzRfvZxTTTtGDfLU1jwB5gZr8XX5bFkpF/+W5lk/Uqt5LLchWA==
-
-"@as-pect/cli@^4.0.0":
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/@as-pect/cli/-/cli-4.0.0.tgz#a8c6836ece7f73759d5cd4a6f19e95c2570482b7"
-  integrity sha512-OT0iFPmSzmygrLm4lpDgUgbG3KVdE2XoatbNKav0VM7yIIXozc3vwUeDgEwB9NBxnZC/pnp0pZmpM4rXi5IUpw==
-  dependencies:
-    "@as-pect/assembly" "^4.0.0"
-    "@as-pect/core" "^4.0.0"
+"@as-pect/assembly@^5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@as-pect/assembly/-/assembly-5.0.0.tgz#aa85efbedb93ea79f7236769bd96e3ba7824189e"
+  integrity sha512-tFPFxBCyiC4vMqZHxanhIxJL9nX7TqUCa91aty1poFGwyfbLr5/XEVnPRTwfTn8pNEtcfJ99lTjUDdYxhmv8qA==
+
+"@as-pect/cli@^5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@as-pect/cli/-/cli-5.0.0.tgz#83325bad5fcd813f7e07f91cfff8b99595378216"
+  integrity sha512-gpS/Zt1NBN2O1zvhbqQwXiu6hmAQxhPubdFkWWVmQamcHy42uDVdUesqmHwSQTOSBtTSTYHFK4GJbg6yipUbEA==
+  dependencies:
+    "@as-pect/assembly" "^5.0.0"
+    "@as-pect/core" "^5.0.0"
     chalk "^4.1.0"
     glob "^7.1.6"
   optionalDependencies:
-    "@as-pect/csv-reporter" "^4.0.0"
-    "@as-pect/json-reporter" "^4.0.0"
+    "@as-pect/csv-reporter" "^5.0.0"
+    "@as-pect/json-reporter" "^5.0.0"
 
-"@as-pect/core@^4.0.0":
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/@as-pect/core/-/core-4.0.0.tgz#9ed72266f4d655801543876b428e5d4606d2d735"
-  integrity sha512-NQhf52uumBuQkqSvfmlMDHPhP/jR+2kkXt5BWQ0LnifWyBIsP4GUIe43VjW5brou2WVk+bDxlyo7lEtqideOKA==
+"@as-pect/core@^5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@as-pect/core/-/core-5.0.0.tgz#0126843e6cb5792537102aafddbcb9f7832364e9"
+  integrity sha512-uTtOSVXfoJyAQA6Gp+sYTzGHq/XSK31/OHNR8lpT6KkpZ0ij5B1RrqcpoVU29MF/PujOihmXxXqr6o86rz5Oqw==
   dependencies:
-    "@as-pect/assembly" "^4.0.0"
-    "@as-pect/snapshots" "^4.0.0"
+    "@as-pect/assembly" "^5.0.0"
+    "@as-pect/snapshots" "^5.0.0"
     chalk "^4.1.0"
     long "^4.0.0"
 
-"@as-pect/csv-reporter@^4.0.0":
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/@as-pect/csv-reporter/-/csv-reporter-4.0.0.tgz#7bdad15f58e17765d19600e03a9bc582e5a11dfa"
-  integrity sha512-5M4btRHhUZtcdIf4jeaRzwG0+OgTGvIWoUsNyedeuV5HDIjRM8kb9k+IKjfZqD3dU8TD/C2Ca7Gr4zkbAlswkw==
+"@as-pect/csv-reporter@^5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@as-pect/csv-reporter/-/csv-reporter-5.0.0.tgz#bbbf29a9615aa78206596a02ffb13e9496fc7f95"
+  integrity sha512-I/JBRtxGeGLdAN4WeDMBNkmgTRebAyuQBzPjcYOca4dqCgT3BlfDnL+iZeVt9vcJUXxUqaXidRvFYqNJnG+UMQ==
   dependencies:
-    "@as-pect/core" "^4.0.0"
+    "@as-pect/core" "^5.0.0"
 
-"@as-pect/json-reporter@^4.0.0":
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/@as-pect/json-reporter/-/json-reporter-4.0.0.tgz#6415d369e8594a66cc88e7e8d2f4e96063597af1"
-  integrity sha512-1ekBZlAXOqeN6f5abwBtMiRaH6/6UciepArC7O0wkuI+3nAoj6XUSkRonl8kb/j7zmYbjlsD5UqTNILL+kl+Tg==
+"@as-pect/json-reporter@^5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@as-pect/json-reporter/-/json-reporter-5.0.0.tgz#0295bd04212ba6ee18ce45bdc074b4d50379317c"
+  integrity sha512-3FGmSqKbHTWL9Aj5iYT/T64NLVg9WR+NoFNfGaRnIXVCsmHZ/9Ee1CXGqGZrcAh586VZskhqvYZKZ+rD79X3OQ==
   dependencies:
-    "@as-pect/core" "^4.0.0"
+    "@as-pect/core" "^5.0.0"
 
-"@as-pect/snapshots@^4.0.0":
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/@as-pect/snapshots/-/snapshots-4.0.0.tgz#e7eb0dd0717d418032ea34c8fedb2bb4d411d28d"
-  integrity sha512-RBSGTVyBdbpabj/FTp8k3XUTnCSeutmLVgfjVbzzLLZVeNV2i7sVp5acau//qq884ZnXv/gd/g9fleHPYtBxkQ==
+"@as-pect/snapshots@^5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@as-pect/snapshots/-/snapshots-5.0.0.tgz#e888dde1f9d47631c45b48da79b574d22032c0fa"
+  integrity sha512-2HQH4w9d32ZnNF7HKVTiYQHsMgPV2+FRnhVE13qhm5BsBrrNkHVlJODdKhMXTg5HovITA4azZSu2A/ZQV7Mmjw==
   dependencies:
-    diff "^4.0.2"
-    nearley "^2.19.3"
+    diff "^5.0.0"
+    nearley "^2.19.9"
 
 "@types/color-name@^1.1.1":
   version "1.1.1"
@@ -121,10 +121,10 @@ concat-map@0.0.1:
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
   integrity sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=
 
-diff@^4.0.2:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-4.0.2.tgz#60f3aecb89d5fae520c11aa19efc2bb982aade7d"
-  integrity sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A==
+diff@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-5.0.0.tgz#7ed6ad76d859d030787ec35855f5b1daf31d852b"
+  integrity sha512-/VTCrvm5Z0JGty/BWHljh+BAiw3IK+2j87NGMu8Nwc/f48WoDAC395uomO9ZD117ZOBaHmkX1oyLvkVM/aIT3w==
 
 discontinuous-range@1.0.0:
   version "1.0.0"
@@ -183,10 +183,10 @@ moo@^0.5.0:
   resolved "https://registry.yarnpkg.com/moo/-/moo-0.5.1.tgz#7aae7f384b9b09f620b6abf6f74ebbcd1b65dbc4"
   integrity sha512-I1mnb5xn4fO80BH9BLcF0yLypy2UKl+Cb01Fu0hJRkJjlCRtxZMWkTdAtDd5ZqCOxtCkhmRwyI57vWT+1iZ67w==
 
-nearley@^2.19.3:
-  version "2.19.4"
-  resolved "https://registry.yarnpkg.com/nearley/-/nearley-2.19.4.tgz#7518cbdd7d0e8e08b5f82841b9edb0126239c8b1"
-  integrity sha512-oqj3m4oqwKsN77pETa9IPvxHHHLW68KrDc2KYoWMUOhDlrNUo7finubwffQMBRnwNCOXc4kRxCZO0Rvx4L6Zrw==
+nearley@^2.19.9:
+  version "2.19.9"
+  resolved "https://registry.yarnpkg.com/nearley/-/nearley-2.19.9.tgz#a6a06362025be043d3b06bca65355c75af45dc4e"
+  integrity sha512-KpCXvcVWPmZrEs95tIkqWi+CgL48O8CJDVDgY/AQGWXR1O8KQPHt5iQrTLior0k0v3PGKIV2xPi879wR1sawwg==
   dependencies:
     commander "^2.19.0"
     moo "^0.5.0"