diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index 6b891c1ab5..2711deba5c 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -11735,7 +11735,7 @@ pub const FuncGen = struct {
                 \\ rolq  $$61, %rdi ; rolq $$51, %rdi
                 \\ xchgq %rbx, %rbx
                 ,
-                .constraints = "={rdx},{rax},{edx},~{cc},~{memory}",
+                .constraints = "={rdx},{rax},{rdx},~{cc},~{memory}",
             },
             else => unreachable,
         };