diff --git a/linux/nios2/arch_regs.c b/linux/nios2/arch_regs.c
index 8a668bce..c18a3aa5 100644
--- a/linux/nios2/arch_regs.c
+++ b/linux/nios2/arch_regs.c
@@ -1,4 +1,4 @@
 static struct user_pt_regs nios2_regs;
-unsigned long *const nios2_sp_ptr = &nios2_regs.sp;
+unsigned int *const nios2_sp_ptr = &nios2_regs.regs[PTR_SP];
 # define ARCH_REGS_FOR_GETREGSET nios2_regs
 #define ARCH_PC_REG nios2_regs.regs[PTR_EA]
diff --git a/linux/nios2/arch_regs.h b/linux/nios2/arch_regs.h
index 7f344b53..c4230eda 100644
--- a/linux/nios2/arch_regs.h
+++ b/linux/nios2/arch_regs.h
@@ -1 +1 @@
-extern unsigned long *const nios2_sp_ptr;
+extern unsigned int *const nios2_sp_ptr;