diff --git a/mcs-devel.xml b/mcs-devel.xml
index 4a0deb0..2c3d2c4 100644
--- a/mcs-devel.xml
+++ b/mcs-devel.xml
@@ -12,5 +12,5 @@
   <project name="isabelle" revision="ts-2024" />
   <project name="l4v" revision="rt" />
   <project name="polyml" path="HOL4/polyml" revision="successful-decompile"/>
-  <project name="seL4" revision="c679fe77d6441cd412dd253d953ee833dd25d740"/>
+  <project name="seL4" revision="7aac8a3053fee155fbf3e361637f4dbaf82a037c"/>
 </manifest>