diff --git a/packages/0x.js/package.json b/packages/0x.js/package.json
index 80dba73a68..b94a910ed1 100644
--- a/packages/0x.js/package.json
+++ b/packages/0x.js/package.json
@@ -85,7 +85,7 @@
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
         "@types/web3-provider-engine": "^14.0.0",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5",
         "web3-provider-engine": "14.0.6"
diff --git a/packages/abi-gen-wrappers/package.json b/packages/abi-gen-wrappers/package.json
index 89a15661b8..468620eb96 100644
--- a/packages/abi-gen-wrappers/package.json
+++ b/packages/abi-gen-wrappers/package.json
@@ -34,7 +34,7 @@
         "@0x/tslint-config": "^1.0.8",
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5",
         "shx": "^0.2.2"
diff --git a/packages/abi-gen/package.json b/packages/abi-gen/package.json
index dfe8a9afd7..dfd4163bf4 100644
--- a/packages/abi-gen/package.json
+++ b/packages/abi-gen/package.json
@@ -34,7 +34,7 @@
         "@0x/typescript-typings": "^3.0.2",
         "@0x/utils": "^2.0.2",
         "chalk": "^2.3.0",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "glob": "^7.1.2",
         "handlebars": "^4.0.11",
         "lodash": "^4.17.5",
diff --git a/packages/asset-buyer/package.json b/packages/asset-buyer/package.json
index b454ca1475..aed45ac7fb 100644
--- a/packages/asset-buyer/package.json
+++ b/packages/asset-buyer/package.json
@@ -46,7 +46,7 @@
         "@0x/typescript-typings": "^3.0.2",
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "lodash": "^4.17.10"
     },
     "devDependencies": {
diff --git a/packages/base-contract/package.json b/packages/base-contract/package.json
index 37328fbbf9..d99252da48 100644
--- a/packages/base-contract/package.json
+++ b/packages/base-contract/package.json
@@ -43,7 +43,7 @@
         "@0x/typescript-typings": "^3.0.2",
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
     },
diff --git a/packages/contract-wrappers/package.json b/packages/contract-wrappers/package.json
index b1611808f9..741adec2a2 100644
--- a/packages/contract-wrappers/package.json
+++ b/packages/contract-wrappers/package.json
@@ -76,7 +76,7 @@
         "@0x/typescript-typings": "^3.0.2",
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-blockstream": "6.0.0",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index 72a23fc9b2..ef26c186be 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -79,7 +79,7 @@
         "@0x/web3-wrapper": "^3.0.3",
         "@types/js-combinatorics": "^0.5.29",
         "bn.js": "^4.11.8",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-abi": "0.6.5",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
diff --git a/packages/dev-utils/package.json b/packages/dev-utils/package.json
index da20d008b8..ddd66a9a83 100644
--- a/packages/dev-utils/package.json
+++ b/packages/dev-utils/package.json
@@ -48,7 +48,7 @@
         "@0x/web3-wrapper": "^3.0.3",
         "@types/web3-provider-engine": "^14.0.0",
         "chai": "^4.0.1",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "lodash": "^4.17.5"
     },
     "publishConfig": {
diff --git a/packages/ethereum-types/package.json b/packages/ethereum-types/package.json
index 994631559c..335c36c2b4 100644
--- a/packages/ethereum-types/package.json
+++ b/packages/ethereum-types/package.json
@@ -1,6 +1,6 @@
 {
     "name": "ethereum-types",
-    "version": "1.0.11",
+    "version": "1.1.0",
     "engines": {
         "node": ">=6.12"
     },
diff --git a/packages/fill-scenarios/package.json b/packages/fill-scenarios/package.json
index d542936999..57cc8b017e 100644
--- a/packages/fill-scenarios/package.json
+++ b/packages/fill-scenarios/package.json
@@ -36,7 +36,7 @@
         "@0x/typescript-typings": "^3.0.2",
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
     },
diff --git a/packages/instant/package.json b/packages/instant/package.json
index 342669b57b..d0494b6e72 100644
--- a/packages/instant/package.json
+++ b/packages/instant/package.json
@@ -48,7 +48,7 @@
         "@0x/typescript-typings": "^3.0.2",
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "lodash": "^4.17.10",
         "polished": "^2.2.0",
         "react": "^16.5.2",
diff --git a/packages/metacoin/package.json b/packages/metacoin/package.json
index 376e6f2044..c6090ba4f1 100644
--- a/packages/metacoin/package.json
+++ b/packages/metacoin/package.json
@@ -40,7 +40,7 @@
         "@0x/web3-wrapper": "^3.0.3",
         "@types/mocha": "^5.2.2",
         "copyfiles": "^2.0.0",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5",
         "run-s": "^0.0.0"
diff --git a/packages/migrations/package.json b/packages/migrations/package.json
index f3719f9106..7b975ad4fd 100644
--- a/packages/migrations/package.json
+++ b/packages/migrations/package.json
@@ -40,7 +40,7 @@
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
         "@ledgerhq/hw-app-eth": "^4.3.0",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
     },
diff --git a/packages/order-utils/package.json b/packages/order-utils/package.json
index c5d800b00d..7899d8a73a 100644
--- a/packages/order-utils/package.json
+++ b/packages/order-utils/package.json
@@ -64,7 +64,7 @@
         "@0x/web3-wrapper": "^3.0.3",
         "@types/node": "*",
         "bn.js": "^4.11.8",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-abi": "0.6.5",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
diff --git a/packages/order-watcher/package.json b/packages/order-watcher/package.json
index 4f1c977b3e..bcc0bb76c1 100644
--- a/packages/order-watcher/package.json
+++ b/packages/order-watcher/package.json
@@ -71,7 +71,7 @@
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
         "bintrees": "^1.0.2",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-blockstream": "6.0.0",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
diff --git a/packages/sol-compiler/package.json b/packages/sol-compiler/package.json
index 6259b637fa..42c4a83bcc 100644
--- a/packages/sol-compiler/package.json
+++ b/packages/sol-compiler/package.json
@@ -74,7 +74,7 @@
         "@0x/web3-wrapper": "^3.0.3",
         "@types/yargs": "^11.0.0",
         "chalk": "^2.3.0",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-util": "^5.1.1",
         "lodash": "^4.17.5",
         "mkdirp": "^0.5.1",
diff --git a/packages/sol-cov/package.json b/packages/sol-cov/package.json
index 5bdc10155a..7dc0675bf3 100644
--- a/packages/sol-cov/package.json
+++ b/packages/sol-cov/package.json
@@ -49,7 +49,7 @@
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
         "@types/solidity-parser-antlr": "^0.2.0",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-util": "^5.1.1",
         "glob": "^7.1.2",
         "istanbul": "^0.4.5",
diff --git a/packages/sol-doc/package.json b/packages/sol-doc/package.json
index 69089878ff..0cee53231e 100644
--- a/packages/sol-doc/package.json
+++ b/packages/sol-doc/package.json
@@ -28,7 +28,7 @@
         "@0x/sol-compiler": "^1.1.7",
         "@0x/types": "^1.1.4",
         "@0x/utils": "^2.0.2",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-util": "^5.1.1",
         "lodash": "^4.17.10",
         "yargs": "^12.0.2"
diff --git a/packages/subproviders/package.json b/packages/subproviders/package.json
index e88c0c2390..272c740b9e 100644
--- a/packages/subproviders/package.json
+++ b/packages/subproviders/package.json
@@ -43,7 +43,7 @@
         "bip39": "^2.5.0",
         "bn.js": "^4.11.8",
         "eth-lightwallet": "^3.0.1",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-tx": "^1.3.5",
         "ethereumjs-util": "^5.1.1",
         "ganache-core": "^2.2.1",
diff --git a/packages/testnet-faucets/package.json b/packages/testnet-faucets/package.json
index 6208cdd8af..77d9667c0c 100644
--- a/packages/testnet-faucets/package.json
+++ b/packages/testnet-faucets/package.json
@@ -24,7 +24,7 @@
         "@0x/utils": "^2.0.2",
         "@0x/web3-wrapper": "^3.0.3",
         "body-parser": "^1.17.1",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-tx": "^1.3.5",
         "ethereumjs-util": "^5.1.1",
         "express": "^4.15.2",
diff --git a/packages/types/package.json b/packages/types/package.json
index c5522ac882..c215cd2b46 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -32,7 +32,7 @@
     "dependencies": {
         "@types/node": "*",
         "bignumber.js": "~4.1.0",
-        "ethereum-types": "^1.0.11"
+        "ethereum-types": "^1.1.0"
     },
     "publishConfig": {
         "access": "public"
diff --git a/packages/typescript-typings/package.json b/packages/typescript-typings/package.json
index 77115cc032..fab8a35e5a 100644
--- a/packages/typescript-typings/package.json
+++ b/packages/typescript-typings/package.json
@@ -27,7 +27,7 @@
         "@types/bn.js": "^4.11.0",
         "@types/react": "*",
         "bignumber.js": "~4.1.0",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "popper.js": "1.14.3"
     },
     "devDependencies": {
diff --git a/packages/utils/package.json b/packages/utils/package.json
index 43844e5358..f2faa63b1b 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -47,7 +47,7 @@
         "abortcontroller-polyfill": "^1.1.9",
         "bignumber.js": "~4.1.0",
         "detect-node": "2.0.3",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
         "isomorphic-fetch": "^2.2.1",
diff --git a/packages/web3-wrapper/package.json b/packages/web3-wrapper/package.json
index b1687f48a0..10560b6093 100644
--- a/packages/web3-wrapper/package.json
+++ b/packages/web3-wrapper/package.json
@@ -57,7 +57,7 @@
         "@0x/json-schemas": "^1.0.7",
         "@0x/typescript-typings": "^3.0.2",
         "@0x/utils": "^2.0.2",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
diff --git a/packages/website/package.json b/packages/website/package.json
index 2f3b338a8d..5912121ff0 100644
--- a/packages/website/package.json
+++ b/packages/website/package.json
@@ -34,7 +34,7 @@
         "blockies": "^0.0.2",
         "bowser": "^1.9.3",
         "deep-equal": "^1.0.1",
-        "ethereum-types": "^1.0.11",
+        "ethereum-types": "^1.1.0",
         "ethereumjs-util": "^5.1.1",
         "find-versions": "^2.0.0",
         "jsonschema": "^1.2.0",