diff --git a/cmake/install_layout.cmake b/cmake/install_layout.cmake
index 877b147bc6e..f025aec78cb 100644
--- a/cmake/install_layout.cmake
+++ b/cmake/install_layout.cmake
@@ -163,7 +163,7 @@ SET(INSTALL_UNIX_ADDRDIR_RPM            "${INSTALL_MYSQLDATADIR_RPM}/mysql.sock"
 SET(INSTALL_SYSTEMD_UNITDIR_RPM         "/usr/lib/systemd/system")
 SET(INSTALL_SYSTEMD_SYSUSERSDIR_RPM     "/usr/lib/sysusers.d")
 SET(INSTALL_SYSTEMD_TMPFILESDIR_RPM     "/usr/lib/tmpfiles.d")
-SET(INSTALL_PAMDIR_RPM                  "/${INSTALL_LIBDIR_RPM}/security")
+SET(INSTALL_PAMDIR_RPM                  "${INSTALL_LIBDIR_RPM}/security")
 SET(INSTALL_PAMDATADIR_RPM              "/etc/security")
 
 #