diff --git a/core/src/cpus/riscv32.zig b/core/src/cpus/riscv32.zig
index 10aa6794b..b4b81268a 100644
--- a/core/src/cpus/riscv32.zig
+++ b/core/src/cpus/riscv32.zig
@@ -9,9 +9,9 @@ pub const nop = riscv32_common.nop;
 pub const wfi = riscv32_common.wfi;
 
 pub fn wfe() void {
-    asm volatile ("csrs 0x810, 0x1");
+    asm volatile ("csrs 0x300, 0x1");
     wfi();
-    asm volatile ("csrs 0x810, 0x1");
+    asm volatile ("csrs 0x300, 0x1");
 }
 
 pub const startup_logic = struct {