diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h
index 618dd102f32..5e05c2f965e 100644
--- a/lib/Target/X86/X86Subtarget.h
+++ b/lib/Target/X86/X86Subtarget.h
@@ -175,7 +175,7 @@ public:
     else if (isTargetDarwin())
       p = "e-p:32:32-f64:32:64-i64:32:64-f80:128:128-n8:16:32";
     else if (isTargetMingw() || isTargetWindows())
-      p = "e-p:32:32-f64:64:64-i64:64:64-f80:128:128-n8:16:32";
+      p = "e-p:32:32-f64:64:64-i64:64:64-f80:32:32-n8:16:32";
     else
       p = "e-p:32:32-f64:32:64-i64:32:64-f80:32:32-n8:16:32";