diff --git a/biosdevname-pic.patch b/biosdevname-pic.patch
index 64fa9ca..7b964a4 100644
--- a/biosdevname-pic.patch
+++ b/biosdevname-pic.patch
@@ -8,14 +8,14 @@ Index: biosdevname-0.6.1/src/bios_dev_name.c
      asm volatile (
 -        "xor %%ebx, %%ebx; cpuid"
 +#ifdef __x86_64__
-+    	"push %%rbx\n"
++    	"pushl %%rbx\n"
 +#else
 +    	"push %%ebx\n"
 +#endif
 +        "xor %%ebx, %%ebx\n"
 +	"cpuid\n"
 +#ifdef __x86_64__
-+	"pop %%rbx\n"
++	"popl %%rbx\n"
 +#else
 +	"pop %%ebx\n"
 +#endif