diff --git a/src/x86run.c b/src/x86run.c
index 6ca7645a..e994514b 100755
--- a/src/x86run.c
+++ b/src/x86run.c
@@ -211,7 +211,7 @@ int Run(x86emu_t *emu)
                         break;
 
                     default:
-                        printf_log(LOG_NONE, "Unimplemented Opcode 66 %02X %02X %02X %02X\n", opcode, Peek(emu, 0), Peek(emu, 1), Peek(emu, 2));
+                        printf_log(LOG_NONE, "Unimplemented Opcode 65 %02X %02X %02X %02X\n", opcode, Peek(emu, 0), Peek(emu, 1), Peek(emu, 2));
                         emu->quit=1;
                         emu->error |= ERR_UNIMPL;
                 }
diff --git a/tests/ref06.txt b/tests/ref06.txt
old mode 100755
new mode 100644
diff --git a/tests/test04.c b/tests/test04.c
old mode 100755
new mode 100644
diff --git a/tests/test06.c b/tests/test06.c
old mode 100755
new mode 100644