diff --git a/config/ping/ping.go b/config/ping/ping.go
deleted file mode 100644
index bbf7962..0000000
--- a/config/ping/ping.go
+++ /dev/null
@@ -1,9 +0,0 @@
-package ping
-
-import (
-	ounp "git.loafle.net/overflow/util-go/net/ping"
-)
-
-type PingOption struct {
-	ounp.PingOption
-}
diff --git a/ping/ping.go b/ping/ping.go
deleted file mode 100644
index 0516845..0000000
--- a/ping/ping.go
+++ /dev/null
@@ -1,25 +0,0 @@
-package ping
-
-import (
-	ounp "git.loafle.net/overflow/util-go/net/ping"
-)
-
-type PingResponse struct {
-	ounp.PingResponse
-}
-
-type PingSummary struct {
-	ounp.PingSummary
-}
-
-type PingResult struct {
-	ounp.PingResult
-}
-
-func NewPingResult() *PingResult {
-	r := &PingResult{}
-	r.Responses = make(map[int]ounp.Response, 0)
-	r.Summary = &PingSummary{}
-
-	return r
-}