Index: xrdp-0.9.20/sesman/verify_user_pam.c
===================================================================
--- xrdp-0.9.20.orig/sesman/verify_user_pam.c
+++ xrdp-0.9.20/sesman/verify_user_pam.c
@@ -197,7 +197,8 @@ get_service_name(char *service_name)
     service_name[0] = 0;
 
     if (g_file_exist("/etc/pam.d/xrdp-sesman") ||
-            g_file_exist(XRDP_SYSCONF_PATH "/pam.d/xrdp-sesman"))
+        g_file_exist(XRDP_SYSCONF_PATH "/pam.d/xrdp-sesman") ||
+        g_file_exist("/usr/lib/pam.d/xrdp-sesman"))
     {
         g_strncpy(service_name, "xrdp-sesman", 255);
     }