diff --git a/libraries/libmesosphere/source/arch/arm64/svc/kern_svc_handlers_asm.s b/libraries/libmesosphere/source/arch/arm64/svc/kern_svc_handlers_asm.s
index 435cafb..79f2d51 100644
--- a/libraries/libmesosphere/source/arch/arm64/svc/kern_svc_handlers_asm.s
+++ b/libraries/libmesosphere/source/arch/arm64/svc/kern_svc_handlers_asm.s
@@ -217,7 +217,6 @@
     mov     x15, xzr
     mov     x16, xzr
     mov     x17, xzr
-    mov     x18, xzr
 
     /* Return. */
     add     sp, sp, #0x120