diff --git a/rng-tools.spec b/rng-tools.spec
index 73a8f60c88f9b6146da1e012c3eec0526233f879..18573a831689a7640d5eddcb70382f82073aaf58 100644
--- a/rng-tools.spec
+++ b/rng-tools.spec
@@ -1,6 +1,6 @@
 Name:            rng-tools
 Version:         6.16
-Release:         4
+Release:         5
 Summary:         Random number generator daemon
 License:         GPLv2+
 URL:             https://github.com/nhorman/rng-tools
@@ -43,7 +43,11 @@ install -D -t $RPM_BUILD_ROOT%{_unitdir} -m 0644 %{SOURCE1}
 install -D %{SOURCE2} -m0644 %{buildroot}%{_sysconfdir}/sysconfig/rngd
 
 %check
+%ifarch riscv64
+export RNGD_JITTER_TIMEOUT=30
+%else
 export RNGD_JITTER_TIMEOUT=10 #Enseur that the AES can be generated.
+%endif
 %make_build check
 
 %pre
@@ -72,6 +76,9 @@ export RNGD_JITTER_TIMEOUT=10 #Enseur that the AES can be generated.
 %{_mandir}/man8/rngd.8.*
 
 %changelog
+* Mon Nov 04 2024 wangyangdahai <wangyang22@iscas.ac.cn> - 6.16-5
+- riscv64: increase RNGD_JITTER_TIMEOUT
+
 * Mon Jun 3 2024 yangxiaodong <yangxiaodong@kylinos.cn> - 6.16-4
 - add buildrequires opensc to fix check error