diff --git a/lib/std/debug/SelfInfo/Elf.zig b/lib/std/debug/SelfInfo/Elf.zig
index bf8330d235..21319b01d4 100644
--- a/lib/std/debug/SelfInfo/Elf.zig
+++ b/lib/std/debug/SelfInfo/Elf.zig
@@ -28,7 +28,8 @@ pub fn deinit(si: *SelfInfo, gpa: Allocator) void {
     if (si.unwind_cache) |cache| gpa.free(cache);
 }
 
-pub fn getSymbol(si: *SelfInfo, gpa: Allocator, address: usize) Error!std.debug.Symbol {
+pub fn getSymbol(si: *SelfInfo, gpa: Allocator, io: Io, address: usize) Error!std.debug.Symbol {
+    _ = io;
     const module = try si.findModule(gpa, address, .exclusive);
     defer si.rwlock.unlock();
 
@@ -489,6 +490,7 @@ const DlIterContext = struct {
 };
 
 const std = @import("std");
+const Io = std.Io;
 const Allocator = std.mem.Allocator;
 const Dwarf = std.debug.Dwarf;
 const Error = std.debug.SelfInfoError;