diff --git a/lib/std/zig/ast.zig b/lib/std/zig/ast.zig
index e01d406530..f96428a6bc 100644
--- a/lib/std/zig/ast.zig
+++ b/lib/std/zig/ast.zig
@@ -2183,10 +2183,10 @@ pub const Node = struct {
         pub fn iterate(self: *Asm, index: usize) ?*Node {
             var i = index;
 
-            if (i < self.outputs.len) return &self.outputs.at(index).*.base;
+            if (i < self.outputs.len) return &self.outputs.at(i).*.base;
             i -= self.outputs.len;
 
-            if (i < self.inputs.len) return &self.inputs.at(index).*.base;
+            if (i < self.inputs.len) return &self.inputs.at(i).*.base;
             i -= self.inputs.len;
 
             return null;