diff --git a/qemu/target-sparc/unicorn.c b/qemu/target-sparc/unicorn.c
index f070d07d..02aadd7f 100644
--- a/qemu/target-sparc/unicorn.c
+++ b/qemu/target-sparc/unicorn.c
@@ -42,6 +42,7 @@ void sparc_reg_reset(struct uc_struct *uc)
 
     env->pc = 0;
     env->npc = 0;
+    env->regwptr = env->regbase;
 }
 
 int sparc_reg_read(struct uc_struct *uc, unsigned int regid, void *value)
diff --git a/qemu/target-sparc/unicorn64.c b/qemu/target-sparc/unicorn64.c
index 5def992e..6b62695f 100644
--- a/qemu/target-sparc/unicorn64.c
+++ b/qemu/target-sparc/unicorn64.c
@@ -25,6 +25,7 @@ void sparc_reg_reset(struct uc_struct *uc)
 
     env->pc = 0;
     env->npc = 0;
+    env->regwptr = env->regbase;
 }
 
 int sparc_reg_read(struct uc_struct *uc, unsigned int regid, void *value)