diff --git a/arch/risc-v/src/common/riscv_swint.c b/arch/risc-v/src/common/riscv_swint.c
index 53f4e1db7fe..8a117d66332 100644
--- a/arch/risc-v/src/common/riscv_swint.c
+++ b/arch/risc-v/src/common/riscv_swint.c
@@ -555,7 +555,7 @@ int riscv_swint(int irq, void *context, void *arg)
     }
   else
     {
-      svcinfo("SWInt Return: %d\n", regs[REG_A0]);
+      svcinfo("SWInt Return: %" PRIxPTR "\n", regs[REG_A0]);
     }
 #endif