diff --git a/rng-tools.spec b/rng-tools.spec
index ca90661..59a9c0b 100644
--- a/rng-tools.spec
+++ b/rng-tools.spec
@@ -1,6 +1,6 @@
 Name:          rng-tools
 Version:       6.13
-Release:       1mamba
+Release:       2mamba
 Summary:       A random number generator daemon
 Group:         System/Kernel and Hardware
 Vendor:        openmamba
@@ -71,6 +71,9 @@ install -D -m0644 %{SOURCE2} %{buildroot}%{_sysconfdir}/sysconfig/rngd
 %doc AUTHORS COPYING
 
 %changelog
+* Sun Aug 08 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 6.13-2mamba
+- rngd.service: fix ExecStart binary path
+
 * Sat Jun 12 2021 Automatic Build System <autodist@mambasoft.it> 6.13-1mamba
 - automatic version update by autodist
 
diff --git a/rngd.service b/rngd.service
index 9a7bb78..4d46098 100644
--- a/rngd.service
+++ b/rngd.service
@@ -5,7 +5,7 @@ Before=sysinit.target shutdown.target
 
 [Service]
 EnvironmentFile=/etc/sysconfig/rngd
-ExecStart=/usr/bin/rngd -f $RNGD_OPTS
+ExecStart=/usr/sbin/rngd -f $RNGD_OPTS
 NoNewPrivileges=on
 PrivateNetwork=on
 PrivateTmp=on