diff --git a/default.xml b/default.xml
index 66107847..55279681 100644
--- a/default.xml
+++ b/default.xml
@@ -13,5 +13,5 @@
   <project name="isabelle" revision="refs/tags/Isabelle2023" dest-branch="ts-2023"/>
   <project name="l4v" revision="03e4ef92a41d1416ee3d8976227acafcbc22a3b3" dest-branch="master"/>
   <project name="polyml" path="HOL4/polyml" revision="bf2020d077bfbb1c5911dcef20bd275c95da7162" dest-branch="successful-decompile"/>
-  <project name="seL4" revision="94c5a0b53a27c0d9aef73a869cde3a3941381e00"/>
+  <project name="seL4" revision="391bfb15f8472c220787ceb5cf6cd91d2d2ff655"/>
 </manifest>
\ No newline at end of file