diff --git a/.gitignore b/.gitignore
index 33a087f..f576f45 100644
--- a/.gitignore
+++ b/.gitignore
@@ -147,3 +147,4 @@ gdm-2.30.2.tar.bz2
 /gdm-44.1.tar.xz
 /gdm-45.beta.tar.xz
 /gdm-45.0.1.tar.xz
+/gdm-46.alpha.tar.xz
diff --git a/gdm.spec b/gdm.spec
index 0fbb3f6..c008b49 100644
--- a/gdm.spec
+++ b/gdm.spec
@@ -6,13 +6,13 @@
 
 Name:           gdm
 Epoch:          1
-Version:        45.0.1
+Version:        46.alpha
 Release:        %autorelease
 Summary:        The GNOME Display Manager
 
 License:        GPL-2.0-or-later
 URL:            https://wiki.gnome.org/Projects/GDM
-Source0:        https://download.gnome.org/sources/gdm/45/gdm-%{tarball_version}.tar.xz
+Source0:        https://download.gnome.org/sources/gdm/46/gdm-%{tarball_version}.tar.xz
 Source1:        org.gnome.login-screen.gschema.override
 
 # moved here from pulseaudio-gdm-hooks-11.1-16
@@ -39,6 +39,7 @@ BuildRequires:  pkgconfig(gobject-introspection-1.0)
 BuildRequires:  pkgconfig(gtk+-3.0) >= %{gtk3_version}
 BuildRequires:  pkgconfig(gudev-1.0)
 BuildRequires:  pkgconfig(iso-codes)
+BuildRequires:  pkgconfig(json-glib-1.0)
 BuildRequires:  pkgconfig(libcanberra-gtk3)
 BuildRequires:  pkgconfig(libkeyutils)
 BuildRequires:  pkgconfig(libselinux)
@@ -122,6 +123,8 @@ GDM specific authentication features.
        -Drun-dir=/run/gdm \
        -Dudev-dir=%{_udevrulesdir} \
        -Ddefault-path=/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin \
+       -Ddefault-pam-config=redhat \
+       -Ddistro=redhat \
        -Dprofiling=true \
        -Dplymouth=enabled \
        -Dselinux=enabled
@@ -138,8 +141,6 @@ mkdir -p %{buildroot}%{_sysconfdir}/gdm/PostSession
 install -p -m644 -D %{SOURCE5} %{buildroot}%{_localstatedir}/lib/gdm/.config/pulse/default.pa
 install -p -m644 -D %{SOURCE6} %{buildroot}%{_sysusersdir}/%{name}.conf
 
-rm -f %{buildroot}%{_sysconfdir}/pam.d/gdm
-
 # add logo to shell greeter
 cp -a %{SOURCE1} %{buildroot}%{_datadir}/glib-2.0/schemas
 
@@ -249,6 +250,7 @@ fi
 %{_libexecdir}/gdm-x-session
 %{_sbindir}/gdm
 %{_bindir}/gdmflexiserver
+%{_bindir}/gdm-config
 %{_bindir}/gdm-screenshot
 %dir %{_datadir}/dconf
 %dir %{_datadir}/dconf/profile
@@ -265,6 +267,7 @@ fi
 %{_libdir}/girepository-1.0/Gdm-1.0.typelib
 %{_libdir}/security/pam_gdm.so
 %{_libdir}/libgdm*.so*
+%{_libexecdir}/gdm-auth-config-redhat
 %attr(0711, root, gdm) %dir %{_localstatedir}/log/gdm
 %attr(1770, gdm, gdm) %dir %{_localstatedir}/lib/gdm
 %attr(0700, gdm, gdm) %dir %{_localstatedir}/lib/gdm/.config
diff --git a/sources b/sources
index c8b009d..49f83de 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (gdm-45.0.1.tar.xz) = f0c667dd5df034087e284c2ec1131b55a85cd9e832c15c2aff1637e1e36d4d62a7d86528a2e524bb2782ca7d7cc7cb9c34a9ce9bba688ad222af409e2eb69abe
+SHA512 (gdm-46.alpha.tar.xz) = d9a3147ba985e0f110decf905916a74a8c4d3bc8e28dafc27c22d38f0487d7b60587d702da14d026176c47801b22a2bd4cb87800ce1b1f108a664250bff5ebed