diff --git a/contracts/tec/package.json b/contracts/tec/package.json
index 5359a8ec96..722eb399e1 100644
--- a/contracts/tec/package.json
+++ b/contracts/tec/package.json
@@ -48,7 +48,6 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.3",
         "@0x/contracts-gen": "^1.0.2",
-        "@0x/contract-wrappers": "^7.1.0",
         "@0x/contracts-test-utils": "^3.0.4",
         "@0x/dev-utils": "^2.1.0",
         "@0x/sol-compiler": "^3.0.3",
@@ -73,7 +72,6 @@
         "@0x/contracts-exchange-libs": "^1.0.5",
         "@0x/contracts-exchange": "1.0.2",
         "@0x/contracts-erc20": "1.0.2",
-        "@0x/contracts-erc721": "1.0.2",
         "@0x/contracts-utils": "^2.0.4",
         "@0x/order-utils": "^6.1.0",
         "@0x/types": "^2.0.2",