diff --git a/default.xml b/default.xml
index fa77e0f8..2be3c4f4 100644
--- a/default.xml
+++ b/default.xml
@@ -28,7 +28,7 @@
   <project name="projects_libs.git" path="projects/projects_libs" revision="250ebdc6a1b74ddb12f99eee34c2b41570fe0afa" upstream="master" dest-branch="master"/>
   <project name="pruner.git" path="tools/pruner" revision="6df378e8d91856d204e4d024796b91c6802d0501" upstream="master" dest-branch="master"/>
   <project name="rumprun.git" path="tools/rumprun" revision="0be59c66494209d1d379fea5dbdd09aa23f54934" upstream="master" dest-branch="master"/>
-  <project name="seL4.git" path="kernel" revision="1cbaeb97f0ab2238640ef8eb27598b7845bc42b2" upstream="master" dest-branch="master"/>
+  <project name="seL4.git" path="kernel" revision="4f4721706ec5f82d8c47372faefce506ebb428da" upstream="master" dest-branch="master"/>
   <project name="seL4_libs.git" path="projects/seL4_libs" revision="12d0d9739f1f7b262f62f6c912d64b87f9abbd07" upstream="master" dest-branch="master"/>
   <project name="seL4_projects_libs.git" path="projects/seL4_projects_libs" revision="97360824eebc80e9a68fef9ef699f3c0ff8bd792" upstream="master" dest-branch="master"/>
   <project name="seL4_tools.git" path="tools/seL4" revision="fa87eeddd8fb458cf0464157cab0fab0bb31c3cf" upstream="master" dest-branch="master">