diff --git a/_constraints b/_constraints
new file mode 100644
index 0000000..982eb95
--- /dev/null
+++ b/_constraints
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<constraints>
+  <hardware>
+    <memory>
+      <size unit="G">4</size>
+    </memory>
+  </hardware>
+  <overwrite>
+    <conditions>
+      <arch>s390x</arch>
+    </conditions>   
+  <hardware>
+    <memory>
+      <size unit="G">8</size>
+    </memory>
+   </hardware>
+ </overwrite>
+</constraints>
+
diff --git a/postgresql13.changes b/postgresql13.changes
index 9549797..2c9a536 100644
--- a/postgresql13.changes
+++ b/postgresql13.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Oct 21 13:24:26 UTC 2021 - Sarah Kriesch <sarah.kriesch@opensuse.org>
+
+- boo#1190740: Add constraints file with 8GB memory for s390x as 
+  a workaround for a memory issue with LLVM
+
 -------------------------------------------------------------------
 Mon Sep 27 13:58:17 UTC 2021 - Reinhard Max <max@suse.com>