diff --git a/thermosphere/src/start.s b/thermosphere/src/start.s
index 93e93f723..59ee158b0 100644
--- a/thermosphere/src/start.s
+++ b/thermosphere/src/start.s
@@ -105,6 +105,8 @@ _postMmuEnableReturnAddr:
     isb
 
     // Jump to kernel
+    mov     x0, sp
+    bl      exceptionReturnPreprocess
     b       _restoreAllRegisters
 
 .pool