diff --git a/MozillaFirefox.changes b/MozillaFirefox.changes
index e9d69db..2e3ca3f 100644
--- a/MozillaFirefox.changes
+++ b/MozillaFirefox.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Feb 15 13:45:57 UTC 2019 - Guillaume GARDET <guillaume.gardet@opensuse.org>
+
+- Update _constraints to avoid 'no space left' error seen on aarch64
+
 -------------------------------------------------------------------
 Wed Feb 13 07:17:28 UTC 2019 - Wolfgang Rosenauer <wr@rosenauer.org>
 
diff --git a/_constraints b/_constraints
index d6c530d..a9da1dc 100644
--- a/_constraints
+++ b/_constraints
@@ -2,7 +2,7 @@
 <constraints>
   <hardware>
     <disk>
-      <size unit="G">20</size>
+      <size unit="G">22</size>
     </disk>
     <memory>
       <size unit="G">8</size>