diff --git a/package.json b/package.json
index 50676b4..e4e249b 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "eslint-plugin-standard": "^4.0.0"
   },
   "dependencies": {
-    "axios": ">=0.18.1",
+    "axios": ">=0.21.1",
     "js-yaml": ">=3.13.1",
     "@line/bot-sdk": "^6.2.1",
     "@types/node": "^12.7.5",
diff --git a/yarn.lock b/yarn.lock
index c0f35ff..4bfeb76 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -164,7 +164,14 @@ aws4@^1.8.0:
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.8.0.tgz#f0e003d9ca9e7f59c7a508945d7b2ef9a04a542f"
   integrity sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ==
 
-axios@>=0.18.1, axios@^0.19.0:
+axios@>=0.21.1:
+  version "0.21.1"
+  resolved "https://registry.yarnpkg.com/axios/-/axios-0.21.1.tgz#22563481962f4d6bde9a76d516ef0e5d3c09b2b8"
+  integrity sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==
+  dependencies:
+    follow-redirects "^1.10.0"
+
+axios@^0.19.0:
   version "0.19.0"
   resolved "https://registry.yarnpkg.com/axios/-/axios-0.19.0.tgz#8e09bff3d9122e133f7b8101c8fbdd00ed3d2ab8"
   integrity sha512-1uvKqKQta3KBxIz14F2v06AEHZ/dIoeKfbTRkK1E5oqjDnuEerLmYTgJB5AiQZHJcljpg1TuRzdjDR06qNk0DQ==
@@ -769,6 +776,11 @@ follow-redirects@1.5.10:
   dependencies:
     debug "=3.1.0"
 
+follow-redirects@^1.10.0:
+  version "1.13.1"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.1.tgz#5f69b813376cee4fd0474a3aba835df04ab763b7"
+  integrity sha512-SSG5xmZh1mkPGyKzjZP8zLjltIfpW32Y5QpdNJyjcfGxK3qo3NDDkZOZSFiGn1A6SclQxY9GzEwAHQ3dmYRWpg==
+
 forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"