1 diff --git a/src/c/ffi.d b/src/c/ffi.d
2 index 8861303e..8a959c23 100644
5 @@ -145,8 +145,8 @@ static struct {
6 #elif defined(X86_WIN64)
7 {@':win64', FFI_WIN64},
8 #elif defined(X86_ANY) || defined(X86) || defined(X86_64)
9 - {@':cdecl', FFI_SYSV},
10 - {@':sysv', FFI_SYSV},
11 + {@':cdecl', FFI_UNIX64},
12 + {@':sysv', FFI_UNIX64},
13 {@':unix64', FFI_UNIX64},