diff --git a/pppd/Makefile.linux b/pppd/Makefile.linux
index e77373e..07df6a7 100644
--- a/pppd/Makefile.linux
+++ b/pppd/Makefile.linux
@@ -68,14 +68,14 @@ USE_TDB=y
 #SYSTEMD=y
 
 HAS_SHADOW=y
-#USE_PAM=y
+USE_PAM=y
 HAVE_INET6=y
 
 # Enable plugins
 PLUGIN=y
 
 # Enable Microsoft proprietary Callback Control Protocol
-#CBCP=y
+CBCP=y
 
 # Enable EAP SRP-SHA1 authentication (requires libsrp)
 #USE_SRP=y