diff --git a/arch/aarch64/defs.h b/arch/aarch64/defs.h
index 8c28be1..ee9fc7f 100644
--- a/arch/aarch64/defs.h
+++ b/arch/aarch64/defs.h
@@ -19,7 +19,7 @@
 #endif
 
 #define FETCH_LINKPTR(dest) \
-	asm("mov	x0, %0" : "=r" ((dest)))
+	asm("mov	%0, x19" : "=r" ((dest)))
 
 #include "common-defs.h"
 
diff --git a/arch/arm/defs.h b/arch/arm/defs.h
index 7dd03b3..3b6b9ba 100644
--- a/arch/arm/defs.h
+++ b/arch/arm/defs.h
@@ -6,7 +6,7 @@
 #define TYPE(__proc)
 
 #define FETCH_LINKPTR(dest) \
-	asm("movs    r0, %0" : "=r" ((dest)))
+	asm("movs    %0, r4" : "=r" ((dest)))
 
 #include "common-defs.h"