diff --git a/linux-user/arm/nwfpe/fpa11.c b/linux-user/arm/nwfpe/fpa11.c
index c4461e010ad9734af4425bf370b149a2a2d5c6c4..17a60486e3fd0156b9e413bc23716d0d0253e83a 100644
--- a/linux-user/arm/nwfpe/fpa11.c
+++ b/linux-user/arm/nwfpe/fpa11.c
@@ -191,7 +191,7 @@ unsigned int EmulateAll(unsigned int opcode, FPA11* qfpa, CPUARMState* qregs)
   if(nRc == 1 && get_float_exception_flags(&fpa11->fp_status))
   {
     //printf("fef 0x%x\n",float_exception_flags);
-    nRc -= get_float_exception_flags(&fpa11->fp_status);
+    nRc = -get_float_exception_flags(&fpa11->fp_status);
   }
 
   //printf("returning %d\n",nRc);