diff --git a/tpm2.0-abrmd.spec b/tpm2.0-abrmd.spec
index c46561f..8d155ee 100644
--- a/tpm2.0-abrmd.spec
+++ b/tpm2.0-abrmd.spec
@@ -36,6 +36,10 @@ BuildRequires:  pkgconfig(tss2-sys)
 Requires(pre):  pwdutils
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Patch0:         fix_dlopen.patch
+# the auto activation is not whitelisted for <= SLE12-SP3
+%if 0%{?sle_version} > 120300 || 0%{?is_opensuse}
+%define install_dbus_files 1
+%endif
 
 %description
 The tpm2.0-abrmd package provides the TPM2 Access Broker & Resource Manager.
@@ -83,6 +87,10 @@ ln -sv %{_sbindir}/service %{buildroot}%{_sbindir}/rctpm2-abrmd
 # don't install the systemd preset, our presets are handled by
 # systemd-presets-* packages
 rm %{buildroot}/usr/lib*/systemd/system-preset/tpm2-abrmd.preset
+%if ! 0%{?install_dbus_files}
+rm %{_sysconfdir}/dbus-1/system.d/tpm2-abrmd.conf
+rm %{_datadir}/dbus-1/system-services/com.intel.tss2.Tabrmd.service
+%endif
 
 %pre
 %service_add_pre tpm2-abrmd.service
@@ -104,7 +112,7 @@ rm %{buildroot}/usr/lib*/systemd/system-preset/tpm2-abrmd.preset
 %{_sbindir}/tpm2-abrmd
 %{_sbindir}/rctpm2-abrmd
 %{_unitdir}/tpm2-abrmd.service
-%if 0%{?sle_version} > 120200 || 0%{?is_opensuse}
+%if 0%{?install_dbus_files}
 # the auto activation is not whitelisted for <= SLE12-SP3
 %config %{_sysconfdir}/dbus-1/system.d/tpm2-abrmd.conf
 %{_datadir}/dbus-1/system-services/com.intel.tss2.Tabrmd.service