diff --git a/_constraints b/_constraints
new file mode 100644
index 0000000..d6c77fa
--- /dev/null
+++ b/_constraints
@@ -0,0 +1,10 @@
+<constraints>
+  <hardware>
+    <memory>
+      <size unit="G">4</size>
+    </memory>
+    <disk>
+      <size unit="G">3</size>
+    </disk>
+  </hardware>
+</constraints>
diff --git a/rocksdb.changes b/rocksdb.changes
index 3879fa0..829cb5b 100644
--- a/rocksdb.changes
+++ b/rocksdb.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Mar 27 14:41:35 UTC 2023 - Andreas Stieger <andreas.stieger@gmx.de>
+
+- add hardware constraints for reliable builds
+
 -------------------------------------------------------------------
 Sat Mar 25 07:37:14 UTC 2023 - Andreas Stieger <andreas.stieger@gmx.de>