diff --git a/_constraints b/_constraints
index be9b290..1b6db8e 100644
--- a/_constraints
+++ b/_constraints
@@ -2,7 +2,7 @@
 <constraints>
     <hardware>
       <physicalmemory>
-        <size unit="G">12</size>
+        <size unit="G">4</size>
       </physicalmemory>
     </hardware>
 </constraints>
diff --git a/mdbook.changes b/mdbook.changes
index 6b1e912..70444ef 100644
--- a/mdbook.changes
+++ b/mdbook.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Dec 13 09:28:25 UTC 2022 - Soc Virnyl Estela <socvirnyl.estela@gmail.com>
+
+- Update _constraints file
+
 -------------------------------------------------------------------
 Tue Dec 13 09:13:50 UTC 2022 - socvirnyl.estela@gmail.com