diff --git a/server/sessdata/ip_pool.go b/server/sessdata/ip_pool.go
index a8d295f..1b7b711 100644
--- a/server/sessdata/ip_pool.go
+++ b/server/sessdata/ip_pool.go
@@ -138,7 +138,7 @@ func AcquireIp(username, macAddr string) net.IP {
 		return nil
 	}
 
-	base.Error("no ip available, please del ip_map table row")
+	base.Error("no ip available, please see ip_map table row")
 	return nil
 }
 
diff --git a/server/sessdata/ip_pool_test.go b/server/sessdata/ip_pool_test.go
index c0e702c..5db01cd 100644
--- a/server/sessdata/ip_pool_test.go
+++ b/server/sessdata/ip_pool_test.go
@@ -59,8 +59,9 @@ func TestIpPool(t *testing.T) {
 	assert.Nil(ip)
 
 	ReleaseIp(net.IPv4(192, 168, 3, 88), "mac-88")
-	ReleaseIp(net.IPv4(192, 168, 3, 77), "mac-77")
+	ReleaseIp(net.IPv4(192, 168, 3, 188), "mac-188")
 	// 从头循环获取可用ip
-	ip = AcquireIp("user", "mac-release-new")
-	assert.True(net.IPv4(192, 168, 3, 77).Equal(ip))
+	ip = AcquireIp("user", "mac-188")
+	t.Log("mac-188", ip)
+	assert.True(net.IPv4(192, 168, 3, 188).Equal(ip))
 }