diff --git a/installation-images.spec b/installation-images.spec
index 0d20567..ad2e243 100644
--- a/installation-images.spec
+++ b/installation-images.spec
@@ -481,6 +481,7 @@ BuildRequires:  xset
 BuildRequires:  xterm
 BuildRequires:  xz
 BuildRequires:  yast2-devtools
+BuildRequires:  yast2-schema
 BuildRequires:  yast2-trans-allpacks
 %if 0%{?with_storage_ng}
 BuildRequires:  yast2-storage-ng