diff --git a/recipes-ni/initscripts-nilrt/files/populateconfig b/recipes-ni/initscripts-nilrt/files/populateconfig
index a4c790c1e..d6d97ead7 100644
--- a/recipes-ni/initscripts-nilrt/files/populateconfig
+++ b/recipes-ni/initscripts-nilrt/files/populateconfig
@@ -65,7 +65,7 @@ then
 	chmod 700 "/etc/natinst/share/certstore/open_csrs"
 
 	chown webserv:niwscerts "/etc/natinst/share/certstore/server_certs"
-	chmod 750 "/etc/natinst/share/certstore/server_certs"
+	chmod 2750 "/etc/natinst/share/certstore/server_certs"
 
 	chown webserv:root "/etc/natinst/share/certstore/temp"
 	chmod 700 "/etc/natinst/share/certstore/temp"