diff --git a/packages/egg-core/yarn.lock b/packages/egg-core/yarn.lock
index c2a71ec..efd03f3 100644
--- a/packages/egg-core/yarn.lock
+++ b/packages/egg-core/yarn.lock
@@ -360,7 +360,7 @@ koa@~2.6.2:
 
 media-typer@0.3.0:
   version "0.3.0"
-  resolved "http://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
+  resolved "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
 
 merge2@^1.2.3:
   version "1.2.3"
@@ -427,7 +427,7 @@ parseurl@^1.3.2:
 
 path-is-absolute@^1.0.0:
   version "1.0.1"
-  resolved "http://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
+  resolved "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
 
 path-to-regexp@^1.1.1, path-to-regexp@^1.7.0:
   version "1.7.0"
@@ -481,8 +481,8 @@ type-is@^1.6.16:
     mime-types "~2.1.18"
 
 urijs@^1.19.0:
-  version "1.19.1"
-  resolved "https://registry.yarnpkg.com/urijs/-/urijs-1.19.1.tgz#5b0ff530c0cbde8386f6342235ba5ca6e995d25a"
+  version "1.19.7"
+  resolved "https://registry.yarnpkg.com/urijs/-/urijs-1.19.7.tgz#4f594e59113928fea63c00ce688fb395b1168ab9"
 
 vary@^1.1.2:
   version "1.1.2"