diff --git a/plugin/src/arch/x64/debug.rs b/plugin/src/arch/x64/debug.rs
index 8780139d4..879145660 100644
--- a/plugin/src/arch/x64/debug.rs
+++ b/plugin/src/arch/x64/debug.rs
@@ -51,7 +51,7 @@ pub fn format_opdata(name: &str, data: &Opdata) -> Vec<String> {
     forms
 }
 
-static REGS: [&str; 16] = ["a",  "d",  "c",   "b",   "bp",  "sp",  "si",  "di",
+static REGS: [&str; 16] = ["a",  "c",  "d",   "b",   "sp",  "bp",  "si",  "di",
                                    "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"];
 static SEGREGS: [&str; 6] = ["es", "cs", "ss", "ds", "fs", "gs"];