diff --git a/qemu/fpu/softfloat-specialize.h b/qemu/fpu/softfloat-specialize.h
index 131489ac..bc95b45d 100644
--- a/qemu/fpu/softfloat-specialize.h
+++ b/qemu/fpu/softfloat-specialize.h
@@ -184,7 +184,7 @@ float128 float128_default_nan(float_status *status)
         r.high = LIT64(0x7FFF7FFFFFFFFFFF);
     } else {
         r.low = LIT64(0x0000000000000000);
-#if defined(TARGET_S390X)
+#if defined(TARGET_S390X) || defined(TARGET_PPC)
         r.high = LIT64(0x7FFF800000000000);
 #else
         r.high = LIT64(0xFFFF800000000000);