diff --git a/package.json b/package.json
index f00879e..49be9dc 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "normalize.css": "7.0.0",
     "nprogress": "0.2.0",
     "path-to-regexp": "2.4.0",
-    "qs": "^6.9.4",
+    "qs": "^6.9.7",
     "screenfull": "4.2.0",
     "v-viewer": "^1.5.1",
     "vue": "2.6.10",
diff --git a/yarn.lock b/yarn.lock
index 64d7d20..bfecd7f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4741,7 +4741,7 @@ hash-sum@^1.0.2:
   resolved "https://registry.npm.taobao.org/hash-sum/download/hash-sum-1.0.2.tgz"
   integrity sha1-M7QHd3VMZDJXPBIMw4CLvRDUfwQ=
 
-hash.js@^1.0.0:
+hash.js@^1.0.0, hash.js@^1.0.3:
   version "1.1.7"
   resolved "https://registry.npm.taobao.org/hash.js/download/hash.js-1.1.7.tgz"
   integrity sha1-C6vKU46NTuSg+JiNaIZlN6ADz0I=
@@ -6677,7 +6677,7 @@ minimalistic-assert@^1.0.0, minimalistic-assert@^1.0.1:
   resolved "https://registry.npm.taobao.org/minimalistic-assert/download/minimalistic-assert-1.0.1.tgz"
   integrity sha1-LhlN4ERibUoQ5/f7wAznPoPk1cc=
 
-minimalistic-crypto-utils@^1.0.0:
+minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
   version "1.0.1"
   resolved "https://registry.npm.taobao.org/minimalistic-crypto-utils/download/minimalistic-crypto-utils-1.0.1.tgz"
   integrity sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo=
@@ -8216,10 +8216,10 @@ qs@6.7.0:
   resolved "https://registry.npm.taobao.org/qs/download/qs-6.7.0.tgz"
   integrity sha1-QdwaAV49WB8WIXdr4xr7KHapsbw=
 
-qs@^6.9.4:
-  version "6.9.4"
-  resolved "https://registry.npm.taobao.org/qs/download/qs-6.9.4.tgz"
-  integrity "sha1-kJCykNH5FyjTwi5UhDykSupatoc= sha512-A1kFqHekCTM7cz0udomYUoYNWjBebHm/5wzU/XqrBRBNWectVH0QIiN+NEcZ0Dte5hvzHwbr8+XQmguPhJ6WdQ=="
+qs@^6.9.7:
+  version "6.9.7"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.9.7.tgz#4610846871485e1e048f44ae3b94033f0e675afe"
+  integrity sha512-IhMFgUmuNpyRfxA90umL7ByLlgRXu6tIfKPpF5TmcfRLlLCckfP/g3IQmju6jjpu+Hh8rA+2p6A27ZSPOOHdKw==
 
 qs@~6.5.2:
   version "6.5.2"
@@ -8495,10 +8495,10 @@ repeat-element@^1.1.2:
   resolved "https://registry.npm.taobao.org/repeat-element/download/repeat-element-1.1.3.tgz"
   integrity sha1-eC4NglwMWjuzlzH4Tv7mt0Lmsc4=
 
-repeat-string@^1.5.2:
+repeat-string@^1.5.2, repeat-string@^1.6.1:
   version "1.6.1"
-  resolved "https://registry.npm.taobao.org/repeat-string/download/repeat-string-1.6.1.tgz"
-  integrity sha1-jcrkcOHIirwtYA//Sndihtp15jc=
+  resolved "https://registry.yarnpkg.com/repeat-string/-/repeat-string-1.6.1.tgz#8dcae470e1c88abc2d600fff4a776286da75e637"
+  integrity sha512-PV0dzCYDNfRi1jCDbJzpW7jNNDRuCOG/jI5ctQcGKt/clZD+YcPS3yIlWuTJMmESC8aevCFmWJy5wjAFgNqN6w==
 
 repeating@^2.0.0:
   version "2.0.1"
@@ -9715,6 +9715,14 @@ to-object-path@^0.3.0:
   dependencies:
     kind-of "^3.0.2"
 
+to-regex-range@^2.1.0:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/to-regex-range/-/to-regex-range-2.1.1.tgz#7c80c17b9dfebe599e27367e0d4dd5590141db38"
+  integrity sha512-ZZWNfCjUokXXDGXFpZehJIkZqq91BcULFq/Pi7M5i4JnxXdhMKAK682z8bCW3o8Hj1wuuzoKcW3DfVzaP6VuNg==
+  dependencies:
+    is-number "^3.0.0"
+    repeat-string "^1.6.1"
+
 to-regex-range@^5.0.1:
   version "5.0.1"
   resolved "https://registry.npmmirror.com/to-regex-range/download/to-regex-range-5.0.1.tgz"