diff --git a/package.json b/package.json
index 4d1c1a2..748e7f3 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "monaco-editor": "0.14.3",
     "monaco-editor-core": "^0.14.6",
     "monaco-languageclient": "^0.9.0",
-    "normalize-url": "^2.0.1",
+    "normalize-url": "^4.5.1",
     "reconnecting-websocket": "^3.2.2",
     "request-light": "^0.2.2",
     "vscode-json-languageservice": "^3.1.4",
diff --git a/yarn.lock b/yarn.lock
index 75010f4..d03b08e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2443,14 +2443,10 @@ normalize-url@^1.4.0:
     query-string "^4.1.0"
     sort-keys "^1.0.0"
 
-normalize-url@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.npm.taobao.org/normalize-url/download/normalize-url-2.0.1.tgz#835a9da1551fa26f70e92329069a23aa6574d7e6"
-  integrity sha1-g1qdoVUfom9w6SMpBpojqmV01+Y=
-  dependencies:
-    prepend-http "^2.0.0"
-    query-string "^5.0.1"
-    sort-keys "^2.0.0"
+normalize-url@^4.5.1:
+  version "4.5.1"
+  resolved "https://registry.yarnpkg.com/normalize-url/-/normalize-url-4.5.1.tgz#0dd90cf1288ee1d1313b87081c9a5932ee48518a"
+  integrity sha512-9UZCFRHQdNrfTpGg8+1INIg93B6zE0aXMVFkw1WFwvO4SlZywU6aLg5Of0Ap/PgcbSw4LNxvMWXMeugwMCX0AA==
 
 npm-run-path@^2.0.0:
   version "2.0.2"
@@ -2956,11 +2952,6 @@ prepend-http@^1.0.0:
   resolved "https://registry.npm.taobao.org/prepend-http/download/prepend-http-1.0.4.tgz#d4f4562b0ce3696e41ac52d0e002e57a635dc6dc"
   integrity sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw=
 
-prepend-http@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.npm.taobao.org/prepend-http/download/prepend-http-2.0.0.tgz#e92434bfa5ea8c19f41cdfd401d741a3c819d897"
-  integrity sha1-6SQ0v6XqjBn0HN/UAddBo8gZ2Jc=
-
 process-nextick-args@~2.0.0:
   version "2.0.1"
   resolved "https://registry.npm.taobao.org/process-nextick-args/download/process-nextick-args-2.0.1.tgz#7820d9b16120cc55ca9ae7792680ae7dba6d7fe2"
@@ -3056,15 +3047,6 @@ query-string@^4.1.0:
     object-assign "^4.1.0"
     strict-uri-encode "^1.0.0"
 
-query-string@^5.0.1:
-  version "5.1.1"
-  resolved "https://registry.npm.taobao.org/query-string/download/query-string-5.1.1.tgz?cache=0&sync_timestamp=1591853346096&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fquery-string%2Fdownload%2Fquery-string-5.1.1.tgz#a78c012b71c17e05f2e3fa2319dd330682efb3cb"
-  integrity sha1-p4wBK3HBfgXy4/ojGd0zBoLvs8s=
-  dependencies:
-    decode-uri-component "^0.2.0"
-    object-assign "^4.1.0"
-    strict-uri-encode "^1.0.0"
-
 querystring-es3@^0.2.0:
   version "0.2.1"
   resolved "https://registry.npm.taobao.org/querystring-es3/download/querystring-es3-0.2.1.tgz#9ec61f79049875707d69414596fd907a4d711e73"
@@ -3466,13 +3448,6 @@ sort-keys@^1.0.0:
   dependencies:
     is-plain-obj "^1.0.0"
 
-sort-keys@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.npm.taobao.org/sort-keys/download/sort-keys-2.0.0.tgz#658535584861ec97d730d6cf41822e1f56684128"
-  integrity sha1-ZYU1WEhh7JfXMNbPQYIuH1ZoQSg=
-  dependencies:
-    is-plain-obj "^1.0.0"
-
 source-list-map@^2.0.0:
   version "2.0.1"
   resolved "https://registry.npm.taobao.org/source-list-map/download/source-list-map-2.0.1.tgz#3993bd873bfc48479cca9ea3a547835c7c154b34"