diff --git a/MANIFEST.in b/MANIFEST.in
index bfb5bb0..98e1dd3 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -7,3 +7,5 @@ recursive-include scripts *
 recursive-include po *.po *.pot Makefile
 recursive-include initial_setup *.py *.glade
 recursive-exclude modules *.pyc *.pyo
+include data/10-initial-setup.conf
+include pam/initial-setup
diff --git a/initial-setup.spec b/initial-setup.spec
index e415775..0bdff5b 100644
--- a/initial-setup.spec
+++ b/initial-setup.spec
@@ -1,5 +1,6 @@
 # Enable X11 for RHEL 9 and older only
 %bcond x11 %[0%{?rhel} && 0%{?rhel} < 10]
+%bcond glade %[%{undefined rhel} && %{undefined eln}]
 
 Name: initial-setup
 Summary: Initial system configuration utility
@@ -23,7 +24,9 @@ BuildRequires: gettext
 BuildRequires: python3-devel
 BuildRequires: systemd-units
 BuildRequires: gtk3-devel
+%if %{with glade}
 BuildRequires: glade-devel
+%endif
 BuildRequires: intltool
 BuildRequires: make
 
diff --git a/pyproject.toml b/pyproject.toml
index 8042c97..4b63b04 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=61.0", "wheel"]
+requires = ["setuptools>=61.0"]
 build-backend = "setuptools.build_meta"
 
 [project]
@@ -29,7 +29,7 @@ Repository = "https://github.com/rhinstaller/initial-setup"
 issues = "https://github.com/rhinstaller/initial-setup/issues"
 
 [tool.setuptools.packages.find]
-exclude = ["po*", "scripts*", "systemd*", "tests*"]
+exclude = ["po*", "scripts*", "systemd*", "tests*", "data*", "pam*"]
 
 [tool.setuptools.package-data]
 "*" = ["*.glade"]