diff --git a/_constraints b/_constraints
index 8fe7f26..507644c 100644
--- a/_constraints
+++ b/_constraints
@@ -5,5 +5,25 @@
       <size unit="G">16</size>
     </memory>
   </hardware>
+  <overwrite>
+    <conditions>
+      <arch>aarch64</arch>
+    </conditions>
+    <hardware>
+      <memory>
+	<size unit="G">19</size>
+      </memory>
+    </hardware>
+  </overwrite>
+  <overwrite>
+    <conditions>
+      <arch>riscv64</arch>
+    </conditions>
+    <hardware>
+      <memory>
+	<size unit="G">21</size>
+      </memory>
+    </hardware>
+  </overwrite>
 </constraints>
 
diff --git a/python-uv.changes b/python-uv.changes
index ce2ac19..ddcf7ec 100644
--- a/python-uv.changes
+++ b/python-uv.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Oct 22 12:29:59 UTC 2024 - Andreas Schwab <schwab@suse.de>
+
+- Adjust memory constraints
+
 -------------------------------------------------------------------
 Thu Oct 17 08:09:23 UTC 2024 - Adrian Schröter <adrian@suse.de>