diff --git a/config.json b/config.json
old mode 100755
new mode 100644
diff --git a/src/local/local.go b/src/local/local.go
old mode 100755
new mode 100644
diff --git a/src/server/server.go b/src/server/server.go
old mode 100755
new mode 100644
diff --git a/src/shadowsocks/config.go b/src/shadowsocks/config.go
old mode 100755
new mode 100644