diff --git a/hw7-Create Your Own Exchange/Blockchain-Lecture-UC-Berkeley-master/package-lock.json b/hw7-Create Your Own Exchange/Blockchain-Lecture-UC-Berkeley-master/package-lock.json
index bf396f0..6e2fee8 100644
--- a/hw7-Create Your Own Exchange/Blockchain-Lecture-UC-Berkeley-master/package-lock.json	
+++ b/hw7-Create Your Own Exchange/Blockchain-Lecture-UC-Berkeley-master/package-lock.json	
@@ -831,11 +831,18 @@
       "integrity": "sha512-wMHVg2EOHaMRxbzgFJ9gtjOOCrI80OHLG14rxi28XwOW8ux6IiEbRCGGGqCtdAIg4FQCbW20k9RsT4y3gJlFug=="
     },
     "axios": {
-      "version": "0.19.2",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.19.2.tgz",
-      "integrity": "sha512-fjgm5MvRHLhx+osE2xoekY70AhARk3a6hkN+3Io1jc00jtquGvxYlKlsFUhmUET0V5te6CcZI7lcv2Ym61mjHA==",
+      "version": "0.21.1",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.21.1.tgz",
+      "integrity": "sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==",
       "requires": {
-        "follow-redirects": "1.5.10"
+        "follow-redirects": "^1.10.0"
+      },
+      "dependencies": {
+        "follow-redirects": {
+          "version": "1.13.1",
+          "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.13.1.tgz",
+          "integrity": "sha512-SSG5xmZh1mkPGyKzjZP8zLjltIfpW32Y5QpdNJyjcfGxK3qo3NDDkZOZSFiGn1A6SclQxY9GzEwAHQ3dmYRWpg=="
+        }
       }
     },
     "babel-code-frame": {
diff --git a/hw7-Create Your Own Exchange/Blockchain-Lecture-UC-Berkeley-master/package.json b/hw7-Create Your Own Exchange/Blockchain-Lecture-UC-Berkeley-master/package.json
index 8d9e971..0d0d2b9 100644
--- a/hw7-Create Your Own Exchange/Blockchain-Lecture-UC-Berkeley-master/package.json	
+++ b/hw7-Create Your Own Exchange/Blockchain-Lecture-UC-Berkeley-master/package.json	
@@ -14,7 +14,7 @@
     "@0x/subproviders": "^6.0.8",
     "@0x/utils": "^5.4.1",
     "@0x/web3-wrapper": "^7.0.7",
-    "axios": "^0.19.2",
+    "axios": "^0.21.1",
     "bootstrap": "^4.4.1",
     "css-loader": "^3.4.2",
     "style-loader": "^1.1.3",