diff --git a/packages/protocol/package.json b/packages/protocol/package.json
index 808993369..6fc671a4f 100644
--- a/packages/protocol/package.json
+++ b/packages/protocol/package.json
@@ -17,7 +17,7 @@
   },
   "devDependencies": {
     "@0x/sol-coverage": "^3.0.0",
-    "@0x/sol-profiler": "^3.1.2",
+    "@0x/sol-profiler": "^4.0.8",
     "@0x/sol-trace": "^2.0.8",
     "@0x/subproviders": "^5.0.1",
     "@aztec/bn128": "0.0.0-semantically-released",
diff --git a/yarn.lock b/yarn.lock
index 6d54e264a..29f1e3654 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -13,6 +13,17 @@
     lodash "^4.17.11"
     valid-url "^1.0.9"
 
+"@0x/assert@^3.0.7":
+  version "3.0.7"
+  resolved "https://registry.yarnpkg.com/@0x/assert/-/assert-3.0.7.tgz#fb616533ed00480bd642f8419d28e88b547c30df"
+  integrity sha512-HYdVvIgj/wVb20MVveazLQwICxZGelNuyu/U09ZSMzRy1NrDgrBiMjrU4WrcpW2GTPZjl+7R4U4/7h/C8I/egQ==
+  dependencies:
+    "@0x/json-schemas" "^5.0.7"
+    "@0x/typescript-typings" "^5.0.2"
+    "@0x/utils" "^5.4.1"
+    lodash "^4.17.11"
+    valid-url "^1.0.9"
+
 "@0x/dev-utils@^2.3.3":
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/@0x/dev-utils/-/dev-utils-2.3.3.tgz#9b6df00fea357fa6da02b35ca93fc89d100e1992"
@@ -28,6 +39,25 @@
     ethereum-types "^2.1.6"
     lodash "^4.17.11"
 
+"@0x/dev-utils@^3.2.1":
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/@0x/dev-utils/-/dev-utils-3.2.1.tgz#778b89a6ce47af143b526934cab0518f083eb831"
+  integrity sha512-+7YVtXTMkEGgnf7HYEO9uqUmgowP+NaIOaNzzzooTJo6SrnwF1EBc0evBQeS/NBzyFoEskLs2w/jcGYP92J0ag==
+  dependencies:
+    "@0x/subproviders" "^6.0.8"
+    "@0x/types" "^3.1.2"
+    "@0x/typescript-typings" "^5.0.2"
+    "@0x/utils" "^5.4.1"
+    "@0x/web3-wrapper" "^7.0.7"
+    "@types/web3-provider-engine" "^14.0.0"
+    chai "^4.0.1"
+    chai-as-promised "^7.1.0"
+    chai-bignumber "^3.0.0"
+    dirty-chai "^2.0.1"
+    ethereum-types "^3.1.0"
+    lodash "^4.17.11"
+    web3-provider-engine "14.0.6"
+
 "@0x/json-schemas@^4.0.2":
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/@0x/json-schemas/-/json-schemas-4.0.2.tgz#6f7c1dcde04d3acc3e8ca2f24177b9705c10e772"
@@ -38,6 +68,16 @@
     jsonschema "^1.2.0"
     lodash.values "^4.3.0"
 
+"@0x/json-schemas@^5.0.7":
+  version "5.0.7"
+  resolved "https://registry.yarnpkg.com/@0x/json-schemas/-/json-schemas-5.0.7.tgz#4e68074b7ab06984f680df742de825b678a253d3"
+  integrity sha512-/7gbLno+qQRNjLWRkulbPVOnRoP7uN5CnNP+VKydpKArBgU/E38rUVzSl/Y6FaPbhwC/Rs0d0BmP2Y5DMozjyA==
+  dependencies:
+    "@0x/typescript-typings" "^5.0.2"
+    "@types/node" "*"
+    jsonschema "^1.2.0"
+    lodash.values "^4.3.0"
+
 "@0x/sol-compiler@^3.1.15":
   version "3.1.15"
   resolved "https://registry.yarnpkg.com/@0x/sol-compiler/-/sol-compiler-3.1.15.tgz#aaaad55008dddd69ad1e3226aa4a2832e0dd13b3"
@@ -65,6 +105,33 @@
     web3-eth-abi "^1.0.0-beta.24"
     yargs "^10.0.3"
 
+"@0x/sol-compiler@^4.0.8":
+  version "4.0.8"
+  resolved "https://registry.yarnpkg.com/@0x/sol-compiler/-/sol-compiler-4.0.8.tgz#e60634423d47c4241a404e48edbdfff99098ab5f"
+  integrity sha512-azwMQbPDcMmp81j/wHtZj9paaoq+Eo8SWkouVbygwUDxB+FSaBN7N+IURRzhKuTpKxY2w/vh2FBrJUE9ii6wog==
+  dependencies:
+    "@0x/assert" "^3.0.7"
+    "@0x/json-schemas" "^5.0.7"
+    "@0x/sol-resolver" "^3.0.3"
+    "@0x/types" "^3.1.2"
+    "@0x/typescript-typings" "^5.0.2"
+    "@0x/utils" "^5.4.1"
+    "@0x/web3-wrapper" "^7.0.7"
+    "@types/yargs" "^11.0.0"
+    chalk "^2.3.0"
+    chokidar "^3.0.2"
+    ethereum-types "^3.1.0"
+    ethereumjs-util "^5.1.1"
+    lodash "^4.17.11"
+    mkdirp "^0.5.1"
+    pluralize "^7.0.0"
+    require-from-string "^2.0.1"
+    semver "5.5.0"
+    solc "^0.5.5"
+    source-map-support "^0.5.0"
+    web3-eth-abi "^1.0.0-beta.24"
+    yargs "^10.0.3"
+
 "@0x/sol-coverage@^3.0.0":
   version "3.0.12"
   resolved "https://registry.yarnpkg.com/@0x/sol-coverage/-/sol-coverage-3.0.12.tgz#4ca602495f7bcc4f045854850cd7f20fdf64e984"
@@ -79,16 +146,16 @@
     minimatch "^3.0.4"
     web3-provider-engine "14.0.6"
 
-"@0x/sol-profiler@^3.1.2":
-  version "3.1.14"
-  resolved "https://registry.yarnpkg.com/@0x/sol-profiler/-/sol-profiler-3.1.14.tgz#5cbdb20b0f55a521791b977750c19939e0cda726"
-  integrity sha512-XGBNgG6p5il8d831jrm9Xt3BQgjZxcywX1r5TOquHlBnfae9RFf/klNA60w8dW3GygugnIc9PzKtgR1EgWN3Ng==
-  dependencies:
-    "@0x/sol-tracing-utils" "^6.0.19"
-    "@0x/subproviders" "^5.0.4"
-    "@0x/typescript-typings" "^4.3.0"
-    "@0x/utils" "^4.5.2"
-    ethereum-types "^2.1.6"
+"@0x/sol-profiler@^4.0.8":
+  version "4.0.8"
+  resolved "https://registry.yarnpkg.com/@0x/sol-profiler/-/sol-profiler-4.0.8.tgz#19adfc9e9049c53e2cb55d17feabeee24380cf0e"
+  integrity sha512-aA0Q5JpS2JdPto5hgUchw9lfGdOxVjeq+N+rNffgyMufkU+5vAYkdj1OjMUt7YOSgC23R32Ny0cxsGbHKYusdw==
+  dependencies:
+    "@0x/sol-tracing-utils" "^7.0.8"
+    "@0x/subproviders" "^6.0.8"
+    "@0x/typescript-typings" "^5.0.2"
+    "@0x/utils" "^5.4.1"
+    ethereum-types "^3.1.0"
     ethereumjs-util "^5.1.1"
     lodash "^4.17.11"
     web3-provider-engine "14.0.6"
@@ -102,6 +169,15 @@
     "@0x/typescript-typings" "^4.3.0"
     lodash "^4.17.11"
 
+"@0x/sol-resolver@^3.0.3":
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/@0x/sol-resolver/-/sol-resolver-3.0.3.tgz#da969e04d5512f8cc88c117dd377bdb04f3f4410"
+  integrity sha512-8Pn53YZd8y8RCjWjZDcZlp39fcqZIuEJo7o4q1P2umfatIfl4ihXgfgzw7iNxA64jTY2CWtltLpRHLhyOcvqxw==
+  dependencies:
+    "@0x/types" "^3.1.2"
+    "@0x/typescript-typings" "^5.0.2"
+    lodash "^4.17.11"
+
 "@0x/sol-trace@^2.0.8":
   version "2.0.20"
   resolved "https://registry.yarnpkg.com/@0x/sol-trace/-/sol-trace-2.0.20.tgz#4c14af3f5c30ab50882e9667926ca9533446711d"
@@ -144,6 +220,33 @@
     solc "^0.5.5"
     solidity-parser-antlr "^0.4.2"
 
+"@0x/sol-tracing-utils@^7.0.8":
+  version "7.0.8"
+  resolved "https://registry.yarnpkg.com/@0x/sol-tracing-utils/-/sol-tracing-utils-7.0.8.tgz#f1c2e1bf064d126d988d5574fbb6d45037064e8e"
+  integrity sha512-dFZ/CVl4hWJ2rDbcjsnIRif8gd/Eu4lT+5iEDlD427ns1tKaSg/sVPr7Qz0UubipxHDozFY0f69vGdZmNw7Uew==
+  dependencies:
+    "@0x/dev-utils" "^3.2.1"
+    "@0x/sol-compiler" "^4.0.8"
+    "@0x/sol-resolver" "^3.0.3"
+    "@0x/subproviders" "^6.0.8"
+    "@0x/typescript-typings" "^5.0.2"
+    "@0x/utils" "^5.4.1"
+    "@0x/web3-wrapper" "^7.0.7"
+    "@types/solidity-parser-antlr" "^0.2.3"
+    chalk "^2.3.0"
+    ethereum-types "^3.1.0"
+    ethereumjs-util "^5.1.1"
+    ethers "~4.0.4"
+    glob "^7.1.2"
+    istanbul "^0.4.5"
+    lodash "^4.17.11"
+    loglevel "^1.6.1"
+    mkdirp "^0.5.1"
+    rimraf "^2.6.2"
+    semaphore-async-await "^1.5.1"
+    solc "^0.5.5"
+    solidity-parser-antlr "^0.4.2"
+
 "@0x/subproviders@^5.0.1", "@0x/subproviders@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@0x/subproviders/-/subproviders-5.0.4.tgz#e4b165634ef6a50c4bd41baacf0dbd2a9390c2f8"
@@ -172,6 +275,34 @@
   optionalDependencies:
     "@ledgerhq/hw-transport-node-hid" "^4.3.0"
 
+"@0x/subproviders@^6.0.8":
+  version "6.0.8"
+  resolved "https://registry.yarnpkg.com/@0x/subproviders/-/subproviders-6.0.8.tgz#5fd7461201d434785f231e9d5f2b1b1015e8cc1b"
+  integrity sha512-OEFZ6qdkHfAvkkcvXSLiCJd2V87NGiZvNcZZkNeupCK77mlDnO0k/IpCe3hr9bUu8PV8vOBvrQaE973vjyCfgQ==
+  dependencies:
+    "@0x/assert" "^3.0.7"
+    "@0x/types" "^3.1.2"
+    "@0x/typescript-typings" "^5.0.2"
+    "@0x/utils" "^5.4.1"
+    "@0x/web3-wrapper" "^7.0.7"
+    "@ledgerhq/hw-app-eth" "^4.3.0"
+    "@ledgerhq/hw-transport-u2f" "4.24.0"
+    "@types/hdkey" "^0.7.0"
+    "@types/web3-provider-engine" "^14.0.0"
+    bip39 "^2.5.0"
+    bn.js "^4.11.8"
+    ethereum-types "^3.1.0"
+    ethereumjs-tx "^1.3.5"
+    ethereumjs-util "^5.1.1"
+    ganache-core "^2.9.0-istanbul.0"
+    hdkey "^0.7.1"
+    json-rpc-error "2.0.0"
+    lodash "^4.17.11"
+    semaphore-async-await "^1.5.1"
+    web3-provider-engine "14.0.6"
+  optionalDependencies:
+    "@ledgerhq/hw-transport-node-hid" "^4.3.0"
+
 "@0x/types@^2.4.3":
   version "2.4.3"
   resolved "https://registry.yarnpkg.com/@0x/types/-/types-2.4.3.tgz#ea014889789e9013fdf48ce97b79f2c016e10fb3"
@@ -181,6 +312,15 @@
     bignumber.js "~8.0.2"
     ethereum-types "^2.1.6"
 
+"@0x/types@^3.1.2":
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/@0x/types/-/types-3.1.2.tgz#85fb2e6de4b459bcb162a6065dcd7dc8bdb233ce"
+  integrity sha512-jweDayth9SSmvhx2Z5cARqQAdB9luzDm+GCzmpqQXYpdPPUzUMXQWjepGouLUgLEoBEq7Xm7DkY+qcTq3ekrSQ==
+  dependencies:
+    "@types/node" "*"
+    bignumber.js "~9.0.0"
+    ethereum-types "^3.1.0"
+
 "@0x/typescript-typings@^4.3.0":
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/@0x/typescript-typings/-/typescript-typings-4.3.0.tgz#4813a996ac5101841d1c22f4aa1738ab56168857"
@@ -192,6 +332,17 @@
     ethereum-types "^2.1.6"
     popper.js "1.14.3"
 
+"@0x/typescript-typings@^5.0.2":
+  version "5.0.2"
+  resolved "https://registry.yarnpkg.com/@0x/typescript-typings/-/typescript-typings-5.0.2.tgz#5589ee8721165d0aa2e5290e28372c560970ab9d"
+  integrity sha512-syOJE/cN8lg4Homh/TGZPiS493NBmKBFjlaeOpnrjjzGcCG2SqY4nbj+VjGrvhJdw9/KM/J1nWqsCV+KSDORhg==
+  dependencies:
+    "@types/bn.js" "^4.11.0"
+    "@types/react" "*"
+    bignumber.js "~9.0.0"
+    ethereum-types "^3.1.0"
+    popper.js "1.14.3"
+
 "@0x/utils@^4.5.2":
   version "4.5.2"
   resolved "https://registry.yarnpkg.com/@0x/utils/-/utils-4.5.2.tgz#6cc89f2d0dda341e0fb4e76049a35abfb67a4ac5"
@@ -211,6 +362,25 @@
     js-sha3 "^0.7.0"
     lodash "^4.17.11"
 
+"@0x/utils@^5.4.1":
+  version "5.4.1"
+  resolved "https://registry.yarnpkg.com/@0x/utils/-/utils-5.4.1.tgz#5ec5f0d08dad38543b6ff8199bdf8f3d0e63488e"
+  integrity sha512-zmolzXYt1FZlF3nGI9I1FaMdPp3kQAO/ZmtObFjN2KHG35dl+BBk/lSlWtmaqlVLaSLBQzLREKgjswKEcyT+xA==
+  dependencies:
+    "@0x/types" "^3.1.2"
+    "@0x/typescript-typings" "^5.0.2"
+    "@types/node" "*"
+    abortcontroller-polyfill "^1.1.9"
+    bignumber.js "~9.0.0"
+    chalk "^2.3.0"
+    detect-node "2.0.3"
+    ethereum-types "^3.1.0"
+    ethereumjs-util "^5.1.1"
+    ethers "~4.0.4"
+    isomorphic-fetch "2.2.1"
+    js-sha3 "^0.7.0"
+    lodash "^4.17.11"
+
 "@0x/web3-wrapper@^6.0.13":
   version "6.0.13"
   resolved "https://registry.yarnpkg.com/@0x/web3-wrapper/-/web3-wrapper-6.0.13.tgz#2e666221bd44ceebe02762028214d4aa41ad7247"
@@ -225,6 +395,20 @@
     ethers "~4.0.4"
     lodash "^4.17.11"
 
+"@0x/web3-wrapper@^7.0.7":
+  version "7.0.7"
+  resolved "https://registry.yarnpkg.com/@0x/web3-wrapper/-/web3-wrapper-7.0.7.tgz#c88b46b1b79e1775e3581d3cbd3e8f26ce220bd1"
+  integrity sha512-4dqtJW14W2E/hFBL0mTBd6w7QYp3l+OxAsJwhbmB9xnhZj8DfLrQA2RC+cFZnUarhjUeXlUh2B1Zr6YXLv3lEQ==
+  dependencies:
+    "@0x/assert" "^3.0.7"
+    "@0x/json-schemas" "^5.0.7"
+    "@0x/typescript-typings" "^5.0.2"
+    "@0x/utils" "^5.4.1"
+    ethereum-types "^3.1.0"
+    ethereumjs-util "^5.1.1"
+    ethers "~4.0.4"
+    lodash "^4.17.11"
+
 "@aztec/bn128@1.3.2":
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/@aztec/bn128/-/bn128-1.3.2.tgz#2d7358434b0db7b3ffe3588d5a8ea8385aecf53d"
@@ -5681,7 +5865,7 @@ big.js@^5.2.2:
   resolved "https://registry.yarnpkg.com/big.js/-/big.js-5.2.2.tgz#65f0af382f578bcdc742bd9c281e9cb2d7768328"
   integrity sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ==
 
-bignumber.js@*, bignumber.js@^9.0.0:
+bignumber.js@*, bignumber.js@^9.0.0, bignumber.js@~9.0.0:
   version "9.0.0"
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.0.tgz#805880f84a329b5eac6e7cb6f8274b6d82bdf075"
   integrity sha512-t/OYhhJ2SD+YGBQcjY8GzzDHEk9f3nerxjtfa6tlMXfe7frs/WozhvCNoGvpM0P3bNf3Gq5ZRMlGr5f3r4/N8A==
@@ -6556,6 +6740,18 @@ ccount@^1.0.0:
   resolved "https://registry.yarnpkg.com/ccount/-/ccount-1.0.5.tgz#ac82a944905a65ce204eb03023157edf29425c17"
   integrity sha512-MOli1W+nfbPLlKEhInaxhRdp7KVLFxLN5ykwzHgLsLI3H3gs5jjFAK4Eoj3OzzcxCtumDaI8onoVDeQyWaNTkw==
 
+chai-as-promised@^7.1.0:
+  version "7.1.1"
+  resolved "https://registry.yarnpkg.com/chai-as-promised/-/chai-as-promised-7.1.1.tgz#08645d825deb8696ee61725dbf590c012eb00ca0"
+  integrity sha512-azL6xMoi+uxu6z4rhWQ1jbdUhOMhis2PvscD/xjLqNMkv3BPPp2JyyuTHOrf9BOosGpNQ11v6BKv/g57RXbiaA==
+  dependencies:
+    check-error "^1.0.2"
+
+chai-bignumber@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/chai-bignumber/-/chai-bignumber-3.0.0.tgz#e90cf1f468355bbb11a9acd051222586cd2648a9"
+  integrity sha512-SubOtaSI2AILWTWe2j0c6i2yFT/f9J6UBjeVGDuwDiPLkF/U5+/eTWUE3sbCZ1KgcPF6UJsDVYbIxaYA097MQA==
+
 chai@^4.0.1, chai@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/chai/-/chai-4.2.0.tgz#760aa72cf20e3795e84b12877ce0e83737aa29e5"
@@ -8660,6 +8856,11 @@ dir-glob@^3.0.0, dir-glob@^3.0.1:
   dependencies:
     path-type "^4.0.0"
 
+dirty-chai@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/dirty-chai/-/dirty-chai-2.0.1.tgz#6b2162ef17f7943589da840abc96e75bda01aff3"
+  integrity sha512-ys79pWKvDMowIDEPC6Fig8d5THiC0DJ2gmTeGzVAoEH18J8OzLud0Jh7I9IWg3NSk8x2UocznUuFmfHCXYZx9w==
+
 dns-equal@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/dns-equal/-/dns-equal-1.0.0.tgz#b39e7f1da6eb0a75ba9c17324b34753c47e0654d"
@@ -9779,6 +9980,14 @@ ethereum-types@^2.1.6:
     "@types/node" "*"
     bignumber.js "~8.0.2"
 
+ethereum-types@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/ethereum-types/-/ethereum-types-3.1.0.tgz#76de33b398b5b5375e08e647c92ac00e87a647d9"
+  integrity sha512-E4lBfxzRSFjd2OM+BATc0b3nN+xWVpAQhBCwSNS9kbsXVPV2LNhIduwCR8Poc8seQukFfuXp0QoVXOlQbUS2pQ==
+  dependencies:
+    "@types/node" "*"
+    bignumber.js "~9.0.0"
+
 ethereumjs-abi@0.6.5:
   version "0.6.5"
   resolved "https://registry.yarnpkg.com/ethereumjs-abi/-/ethereumjs-abi-0.6.5.tgz#5a637ef16ab43473fa72a29ad90871405b3f5241"
@@ -11120,7 +11329,7 @@ ganache-cli@^6.4.1, ganache-cli@^6.4.3:
     source-map-support "0.5.12"
     yargs "13.2.4"
 
-ganache-core@^2.6.0, ganache-core@^2.8.0:
+ganache-core@^2.6.0, ganache-core@^2.8.0, ganache-core@^2.9.0-istanbul.0:
   version "2.10.2"
   resolved "https://registry.yarnpkg.com/ganache-core/-/ganache-core-2.10.2.tgz#17c171c6c0195b6734a0dd741a9d2afd4f74e292"
   integrity sha512-4XEO0VsqQ1+OW7Za5fQs9/Kk7o8M0T1sRfFSF8h9NeJ2ABaqMO5waqxf567ZMcSkRKaTjUucBSz83xNfZv1HDg==