diff --git a/_constraints b/_constraints
new file mode 100644
index 0000000..7a503da
--- /dev/null
+++ b/_constraints
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<constraints>
+  <hardware>
+    <disk>
+      <size unit="G">12</size>
+    </disk>
+    <memory>
+      <size unit="M">8000</size>
+    </memory>
+  </hardware>
+</constraints>
diff --git a/qgis.changes b/qgis.changes
index 1a4da41..0f25be8 100644
--- a/qgis.changes
+++ b/qgis.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Mar  9 07:43:51 UTC 2018 - guillaume@opensuse.org
+
+- Add _constraints to get a worker able to build qgis
+
 -------------------------------------------------------------------
 Mon Feb 26 09:00:27 UTC 2018 - guillaume@opensuse.org