diff --git a/installation-images.spec b/installation-images.spec
index aea9892..d780bf2 100644
--- a/installation-images.spec
+++ b/installation-images.spec
@@ -82,6 +82,10 @@ BuildRequires:  openSUSE-release
 %ifnarch s390x
 BuildRequires:  xf86-input-libinput
 %endif
+# only for Leap-42.3 on x86_64 (bsc#1043146):
+%if "%{?sle_version}" == "120300" && "%{_target_cpu}" == "x86_64"
+BuildRequires:  drm-kmp-default
+%endif
 %endif
 
 %if "%theme" == "Kubic"