diff --git a/gcc/config/riscv/arch-canonicalize b/gcc/config/riscv/arch-canonicalize
index 629bed853471c2ff709956a174f343d10f655dfd..8f7d040cdeb979e986df31c9a80b66378733f484 100755
--- a/gcc/config/riscv/arch-canonicalize
+++ b/gcc/config/riscv/arch-canonicalize
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # Tool for canonical RISC-V architecture string.
 # Copyright (C) 2011-2024 Free Software Foundation, Inc.
diff --git a/gcc/config/riscv/multilib-generator b/gcc/config/riscv/multilib-generator
index 1a957878d0cbbc68d7cd8a083732f6ef40f9a9db..25cb6762ea732f56714b32315fd6fa9278d03573 100755
--- a/gcc/config/riscv/multilib-generator
+++ b/gcc/config/riscv/multilib-generator
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # RISC-V multilib list generator.
 # Copyright (C) 2011-2024 Free Software Foundation, Inc.