diff --git a/_constraints b/_constraints
new file mode 100644
index 0000000..9a9a625
--- /dev/null
+++ b/_constraints
@@ -0,0 +1,17 @@
+<constraints>
+  <hardware>
+    <disk>
+      <size unit="M">4500</size>
+    </disk>
+  </hardware>
+  <overwrite>
+    <conditions>
+      <arch>ppc64le</arch>
+    </conditions>
+    <hardware>
+       <disk>
+         <size unit="M">6000</size>
+       </disk>
+    </hardware>
+  </overwrite>
+</constraints>
diff --git a/digikam.changes b/digikam.changes
index 88656b6..7f8b6ec 100644
--- a/digikam.changes
+++ b/digikam.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Mar  7 10:47:43 UTC 2016 - normand@linux.vnet.ibm.com
+
+- add _constraints file to set min disk space for ppc64le build
+
 -------------------------------------------------------------------
 Thu Mar  3 13:45:53 UTC 2016 - tittiatcoke@gmail.com