diff --git a/tools/perf/arch/x86/include/dwarf-regs-table.h b/tools/perf/arch/x86/include/dwarf-regs-table.h
index 39ac7cbb525b4f9a997fbde7b13c10e592f2a14b..9b5e5cbb4209ae7f62527a53ea50eaa7e811300a 100644
--- a/tools/perf/arch/x86/include/dwarf-regs-table.h
+++ b/tools/perf/arch/x86/include/dwarf-regs-table.h
@@ -7,7 +7,7 @@ static const char * const x86_32_regstr_tbl[] = {
 };
 
 static const char * const x86_64_regstr_tbl[] = {
-	"%ax", "dx", "%cx", "%bx", "%si", "%di",
+	"%ax", "%dx", "%cx", "%bx", "%si", "%di",
 	"%bp", "%sp", "%r8", "%r9", "%r10", "%r11",
 	"%r12", "%r13", "%r14", "%r15",
 };