diff --git a/buyer/.npmrc b/buyer/.npmrc
deleted file mode 100644
index e7131d3c..00000000
--- a/buyer/.npmrc
+++ /dev/null
@@ -1,4 +0,0 @@
-registry "https://registry.npmmirror.com"
-sass_binary_site "https://npmmirror.com/mirrors/node-sass"
-phantomjs_cdnurl "https://npmmirror.com/mirrors/phantomjs"
-electron_mirror "https://npmmirror.com/mirrors/electron"
diff --git a/buyer/.yarnrc b/buyer/.yarnrc
deleted file mode 100644
index bd59a285..00000000
--- a/buyer/.yarnrc
+++ /dev/null
@@ -1,5 +0,0 @@
-registry "https://registry.npmmirror.com"
-sass_binary_site "https://npmmirror.com/mirrors/node-sass"
-phantomjs_cdnurl "https://npmmirror.com/mirrors/phantomjs"
-electron_mirror "https://npmmirror.com/mirrors/electron"
-
diff --git a/manager/.npmrc b/manager/.npmrc
deleted file mode 100644
index e7131d3c..00000000
--- a/manager/.npmrc
+++ /dev/null
@@ -1,4 +0,0 @@
-registry "https://registry.npmmirror.com"
-sass_binary_site "https://npmmirror.com/mirrors/node-sass"
-phantomjs_cdnurl "https://npmmirror.com/mirrors/phantomjs"
-electron_mirror "https://npmmirror.com/mirrors/electron"
diff --git a/manager/.yarnrc b/manager/.yarnrc
deleted file mode 100644
index bd59a285..00000000
--- a/manager/.yarnrc
+++ /dev/null
@@ -1,5 +0,0 @@
-registry "https://registry.npmmirror.com"
-sass_binary_site "https://npmmirror.com/mirrors/node-sass"
-phantomjs_cdnurl "https://npmmirror.com/mirrors/phantomjs"
-electron_mirror "https://npmmirror.com/mirrors/electron"
-
diff --git a/seller/.npmrc b/seller/.npmrc
deleted file mode 100644
index e7131d3c..00000000
--- a/seller/.npmrc
+++ /dev/null
@@ -1,4 +0,0 @@
-registry "https://registry.npmmirror.com"
-sass_binary_site "https://npmmirror.com/mirrors/node-sass"
-phantomjs_cdnurl "https://npmmirror.com/mirrors/phantomjs"
-electron_mirror "https://npmmirror.com/mirrors/electron"
diff --git a/seller/.yarnrc b/seller/.yarnrc
deleted file mode 100644
index bd59a285..00000000
--- a/seller/.yarnrc
+++ /dev/null
@@ -1,5 +0,0 @@
-registry "https://registry.npmmirror.com"
-sass_binary_site "https://npmmirror.com/mirrors/node-sass"
-phantomjs_cdnurl "https://npmmirror.com/mirrors/phantomjs"
-electron_mirror "https://npmmirror.com/mirrors/electron"
-