diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c
index 3f893c9d9d85a37ab08b0e2a3e447902156dc6bc..2b3e0cb90d789bec4bd0b84acadc0d91b4cb4cd2 100644
--- a/arch/riscv/kernel/stacktrace.c
+++ b/arch/riscv/kernel/stacktrace.c
@@ -14,7 +14,7 @@
 
 #include <asm/stacktrace.h>
 
-register const unsigned long sp_in_global __asm__("sp");
+register unsigned long sp_in_global __asm__("sp");
 
 #ifdef CONFIG_FRAME_POINTER