diff --git a/_constraints b/_constraints
new file mode 100644
index 0000000..5e7b8fb
--- /dev/null
+++ b/_constraints
@@ -0,0 +1,14 @@
+<constraints>
+  <overwrite>
+    <conditions>
+      <arch>ppc64</arch>
+      <arch>ppc64le</arch>
+    </conditions>
+    <hardware>
+      <disk>
+        <size unit="G">4</size>
+      </disk>
+    </hardware>
+  </overwrite>
+</constraints>
+
diff --git a/gdb.changes b/gdb.changes
index d5c27eb..9e17c8c 100644
--- a/gdb.changes
+++ b/gdb.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sat Sep 14 05:45:30 UTC 2019 - Michel Normand <normand@linux.vnet.ibm.com>
+
+- Add _constraints for PowerPC need more than 3.5GB disk space
+  to avoid build failure
+
 -------------------------------------------------------------------
 Tue Sep 10 15:45:17 UTC 2019 - matz@suse.com
 
diff --git a/gdb.spec b/gdb.spec
index b4f739a..2f7e54f 100644
--- a/gdb.spec
+++ b/gdb.spec
@@ -13,7 +13,7 @@
 # license that conforms to the Open Source Definition (Version 1.9)
 # published by the Open Source Initiative.
 
-# Please submit bugfixes or comments via http://bugs.opensuse.org/
+# Please submit bugfixes or comments via https://bugs.opensuse.org/
 #