diff --git a/yarn.lock b/yarn.lock
index bc586bb..29cc47c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -294,7 +294,7 @@ ansi-styles@^2.2.1:
 
 ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   version "3.2.1"
-  resolved "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
+  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
   dependencies:
     color-convert "^1.9.0"
 
@@ -1461,13 +1461,13 @@ collection-visit@^1.0.0:
 
 color-convert@^1.9.0:
   version "1.9.3"
-  resolved "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
+  resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
   dependencies:
     color-name "1.1.3"
 
 color-name@1.1.3:
   version "1.1.3"
-  resolved "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
+  resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
 
 color-support@^1.1.3:
   version "1.1.3"
@@ -2848,7 +2848,7 @@ has-flag@^1.0.0:
 
 has-flag@^3.0.0:
   version "3.0.0"
-  resolved "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
+  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
 
 has-gulplog@^0.1.0:
   version "0.1.0"
@@ -4935,8 +4935,8 @@ posix-character-classes@^0.1.0:
   resolved "https://registry.npmjs.org/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
 
 postcss@^7.0.14:
-  version "7.0.16"
-  resolved "https://registry.npmjs.org/postcss/-/postcss-7.0.16.tgz#48f64f1b4b558cb8b52c88987724359acb010da2"
+  version "7.0.36"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.36.tgz#056f8cffa939662a8f5905950c07d5285644dfcb"
   dependencies:
     chalk "^2.4.2"
     source-map "^0.6.1"
@@ -5809,13 +5809,13 @@ supports-color@^3.1.2:
 
 supports-color@^5.3.0:
   version "5.5.0"
-  resolved "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
   dependencies:
     has-flag "^3.0.0"
 
 supports-color@^6.1.0:
   version "6.1.0"
-  resolved "https://registry.npmjs.org/supports-color/-/supports-color-6.1.0.tgz#0764abc69c63d5ac842dd4867e8d025e880df8f3"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-6.1.0.tgz#0764abc69c63d5ac842dd4867e8d025e880df8f3"
   dependencies:
     has-flag "^3.0.0"