diff --git a/Minecraft.Client/IobShim.cpp b/Minecraft.Client/IobShim.cpp
index a3059f496..2ad1a253b 100644
--- a/Minecraft.Client/IobShim.cpp
+++ b/Minecraft.Client/IobShim.cpp
@@ -20,7 +20,9 @@ extern "C" FILE* __cdecl __acrt_iob_func(unsigned index);
 
 extern "C" __attribute__((naked)) FILE* __cdecl __iob_func(void) {
     __asm__(
-        "xorl %ecx, %ecx\n\t"
-        "jmp __acrt_iob_func"
+        ".intel_syntax noprefix\n\t"
+        "xor ecx, ecx\n\t"
+        "jmp __acrt_iob_func\n\t"
+        ".att_syntax prefix"
     );
 }