diff --git a/_constraints b/_constraints
index 7c55a8c..5dc7766 100644
--- a/_constraints
+++ b/_constraints
@@ -1,7 +1,7 @@
 <constraints>
   <hardware>
     <disk>
-      <size unit="G">9</size>
+      <size unit="G">12</size>
     </disk>
   </hardware>
 </constraints>
diff --git a/installation-images.changes b/installation-images.changes
index 1303c68..8b0051b 100644
--- a/installation-images.changes
+++ b/installation-images.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Jul 19 16:46:55 CEST 2017 - snwint@suse.de
+
+- increase disk size contraints to 12GB
+
 -------------------------------------------------------------------
 Mon Jul  3 17:17:11 CEST 2017 - snwint@suse.de