diff --git a/default.xml b/default.xml
index fce8b92..8e0b9b9 100644
--- a/default.xml
+++ b/default.xml
@@ -20,7 +20,7 @@
   <project name="musllibc.git" path="projects/musllibc" revision="9798aedbc3ee5fa3c1d7f788e9312df9203e7b0b" upstream="sel4" dest-branch="sel4"/>
   <project name="polly" path="tools/polly" remote="polly" revision="ef7e79c2c297d456f2742fd0b976f555d058d4e0" upstream="master" dest-branch="master"/>
   <project name="projects_libs.git" path="projects/projects_libs" revision="1e7f0b6ec0405b3288c606fd7e782660ace4aa07" upstream="master" dest-branch="master"/>
-  <project name="seL4.git" path="kernel" revision="d3d4cc6023488f040ec064aeb23441944f46d313" upstream="master" dest-branch="master"/>
+  <project name="seL4.git" path="kernel" revision="1aa9ff8511fafc456aa473fdd1c29b5e2497619b" upstream="master" dest-branch="master"/>
   <project name="seL4_libs.git" path="projects/seL4_libs" revision="fcabdef37016cd568a40c82e0d97a264b86ee6d4" 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="f43fe9353fee26e33cc92579082c37742a8a5992" upstream="master" dest-branch="master"/>