diff --git a/fast_trace/fast_trace_test.go b/fast_trace/fast_trace_test.go
index 25a4cdd..b8763ae 100644
--- a/fast_trace/fast_trace_test.go
+++ b/fast_trace/fast_trace_test.go
@@ -6,14 +6,10 @@ import (
 	"github.com/xgadget-lab/nexttrace/trace"
 )
 
-func TestICMPTrace(t *testing.T) {
-	ft := FastTracer{}
-	ft.TracerouteMethod = trace.ICMPTrace
-	ft.testCM()
-}
-
+// ICMP Use Too Many Time to Wait So we don't test it.
 func TestTCPTrace(t *testing.T) {
 	ft := FastTracer{}
 	ft.TracerouteMethod = trace.TCPTrace
 	ft.testCM()
+	ft.testEDU()
 }