diff --git a/rhn-client-tools.spec b/rhn-client-tools.spec
index 883f19ab22..dbdb28bf4f 100644
--- a/rhn-client-tools.spec
+++ b/rhn-client-tools.spec
@@ -5,7 +5,7 @@ Source0: https://github.com/spacewalkproject/spacewalk/archive/%{name}-%{version
 URL:     https://github.com/spacewalkproject/spacewalk
 Name: rhn-client-tools
 Version: 2.0.2
-Release: 23%{?dist}
+Release: 24%{?dist}
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 #BuildArch: noarch
 # see BZ 1617942 for more info as Requires are written into RPM headers
@@ -365,6 +365,10 @@ make -f Makefile.rhn-client-tools test
 %endif
 
 %changelog
+* Thu Sep 06 2018 Tomas Kasparek <tkasparek@redhat.com> 2.0.2-24
+- Resolves: #1617942 - don't run dmi_warnings() if there's no dmidecode
+  (tkasparek@redhat.com)
+
 * Fri Aug 17 2018 Tomas Kasparek <tkasparek@redhat.com> 2.0.2-23
 - Resolves: #1617942 - split into arch package (tkasparek@redhat.com)
 
diff --git a/src/up2date_client/hardware.py b/src/up2date_client/hardware.py
index a20ac48efd..a250ce9fb5 100644
--- a/src/up2date_client/hardware.py
+++ b/src/up2date_client/hardware.py
@@ -74,7 +74,7 @@ def dmi_warnings():
 
     return dmidecode.get_warnings()
 
-dmi_warn = dmi_warnings()
+dmi_warn = None if _dmi_not_available else dmi_warnings()
 if dmi_warn:
     dmidecode.clear_warnings()
     log = up2dateLog.initLog()