diff --git a/yarn.lock b/yarn.lock
index 868b8bdf..018a5a95 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -55,7 +55,12 @@
     js-sha3 "^0.7.0"
     uuid "^3.3.2"
 
-"@0x/contract-addresses@^6.6.0", "@0x/contract-addresses@^6.9.0":
+"@0x/contract-addresses@^6.11.0", "@0x/contract-addresses@^6.6.0":
+  version "6.25.0"
+  resolved "https://registry.yarnpkg.com/@0x/contract-addresses/-/contract-addresses-6.25.0.tgz#bb0d138d40924244482336153317f0e8a5d42b0a"
+  integrity sha512-0Kr2sMupS2wNqWLvWg8fnBdOHWwLKjhsIlazUBkDpQWyNOO/eI/bwoxwMOmxf0hVSmSL5/Vn1bulltLBdKIWww==
+
+"@0x/contract-addresses@^6.9.0":
   version "6.9.0"
   resolved "https://registry.yarnpkg.com/@0x/contract-addresses/-/contract-addresses-6.9.0.tgz#910115ba5a9de8a7d9d03b44390c8b509cfed8a6"
   integrity sha512-puG1PRxs9qQpDCxcLK0x6YJAHS92zEQJZE4Z3wwX5xZ7jZOcMlKS2JRtv2xDTdHRNmkUr4o7ei+yFZD2BNRL4g==
@@ -2630,7 +2635,7 @@ decode-uri-component@^0.2.0:
 decompress-response@^3.2.0, decompress-response@^3.3.0:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/decompress-response/-/decompress-response-3.3.0.tgz#80a4dd323748384bfa248083622aedec982adff3"
-  integrity sha1-gKTdMjdIOEv6JICDYirt7Jgq3/M=
+  integrity sha512-BzRPQuY1ip+qDonAOz42gRm/pg9F768C+npV/4JOsxRC2sq+Rlk+Q4ZCAsOhnIaMrgarILY+RMUIvMmmX1qAEA==
   dependencies:
     mimic-response "^1.0.0"
 
@@ -7076,9 +7081,9 @@ simple-concat@^1.0.0:
   integrity sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q==
 
 simple-get@^2.7.0:
-  version "2.8.1"
-  resolved "https://registry.yarnpkg.com/simple-get/-/simple-get-2.8.1.tgz#0e22e91d4575d87620620bc91308d57a77f44b5d"
-  integrity sha512-lSSHRSw3mQNUGPAYRqo7xy9dhKmxFXIjLjp4KHpf99GEH2VH7C3AM+Qfx6du6jhfUi6Vm7XnbEVEf7Wb6N8jRw==
+  version "2.8.2"
+  resolved "https://registry.yarnpkg.com/simple-get/-/simple-get-2.8.2.tgz#5708fb0919d440657326cd5fe7d2599d07705019"
+  integrity sha512-Ijd/rV5o+mSBBs4F/x9oDPtTx9Zb6X9brmnXvMW4J7IR15ngi9q5xxqWBKU744jTZiaXtxaPL7uHG6vtN8kUkw==
   dependencies:
     decompress-response "^3.3.0"
     once "^1.3.1"
@@ -8634,7 +8639,7 @@ wrap-ansi@^7.0.0:
 wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
-  integrity sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=
+  integrity sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==
 
 write-file-atomic@^3.0.0:
   version "3.0.3"