diff --git a/rng-tools-service-harden.patch b/rng-tools-service-harden.patch
index 35a88bae98167b67a70158db76c9281d5f4d7f92..bf3167d5f280dac339dd3823b8ba0baee58bdabc 100644
--- a/rng-tools-service-harden.patch
+++ b/rng-tools-service-harden.patch
@@ -1,6 +1,6 @@
 --- rng-tools-6.17/rngd.service.orig	2024-10-05 07:37:16.071162500 +0800
 +++ rng-tools-6.17/rngd.service	2024-10-05 07:41:25.726337400 +0800
-@@ -1,11 +1,24 @@
+@@ -1,11 +1,23 @@
  [Unit]
  Description=Hardware RNG Entropy Gatherer Daemon
  ConditionVirtualization=!container
@@ -18,7 +18,6 @@
 +ProtectSystem=full
 +ProtectHome=true
 +ProtectHostname=true
-+ProtectKernelTunables=true
 +ProtectKernelModules=true
 +ProtectKernelLogs=true
 +ProtectControlGroups=true
diff --git a/rng-tools.spec b/rng-tools.spec
index 3e0af37740a7041b4718b8202aa17a02537f70fd..6d7eb14262aa45e5f6ec0113d284b36343fd5eb4 100644
--- a/rng-tools.spec
+++ b/rng-tools.spec
@@ -1,6 +1,6 @@
 Name:            rng-tools
 Version:         6.17
-Release:         2
+Release:         3
 Summary:         Random number generator daemon
 License:         GPL-2.0-or-later
 URL:             https://github.com/nhorman/rng-tools
@@ -82,6 +82,9 @@ export RNGD_JITTER_TIMEOUT=10 #Enseur that the AES can be generated.
 %{_mandir}/man8/rngd.8.*
 
 %changelog
+* Tue Nov 18 2025 yixiangzhike <yixiangzhike007@163.com> - 6.17-3
+- don't prevent to adjust write_wakeup_threshold after starting
+
 * Fri Aug 29 2025 yixiangzhike <yixiangzhike007@163.com> - 6.17-2
 - fix startup failure, custom the jitter:timeout by the description
   from https://github.com/nhorman/rng-tools/commit/6e14b8b