diff --git a/_constraints b/_constraints
index b778060..13513d1 100644
--- a/_constraints
+++ b/_constraints
@@ -5,7 +5,7 @@
       <size unit="G">24</size>
     </disk>
     <physicalmemory>
-      <size unit="G">4</size>
+      <size unit="G">6</size>
     </physicalmemory>
   </hardware>
   <overwrite>
diff --git a/insighttoolkit.changes b/insighttoolkit.changes
index cbcff77..3ee736f 100644
--- a/insighttoolkit.changes
+++ b/insighttoolkit.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Dec  7 10:21:33 UTC 2020 - Guillaume GARDET <guillaume.gardet@opensuse.org>
+
+- Update RAM requirements to avoid OOM seen with LTO
+
 -------------------------------------------------------------------
 Tue Oct  6 06:54:33 UTC 2020 - Guillaume GARDET <guillaume.gardet@opensuse.org>