diff --git a/rocket/src/main/scala/dpath.scala b/rocket/src/main/scala/dpath.scala
index 84a0a400..24e9c428 100644
--- a/rocket/src/main/scala/dpath.scala
+++ b/rocket/src/main/scala/dpath.scala
@@ -240,7 +240,7 @@ class Datapath extends Module
     Mux(io.ctrl.mem_branch && io.ctrl.mem_br_taken, imm(IMM_SB, mem_reg_inst),
     Mux(!io.ctrl.mem_jalr && !io.ctrl.mem_branch, imm(IMM_UJ, mem_reg_inst), SInt(4)))
   val mem_npc = Mux(io.ctrl.mem_jalr, Cat(vaSign(mem_reg_wdata, mem_reg_wdata), mem_reg_wdata(params(VAddrBits)-1,0)), mem_br_target)
-  io.ctrl.mem_misprediction := mem_npc != Mux(io.ctrl.ex_valid, ex_reg_pc, id_pc)
+  io.ctrl.mem_misprediction := mem_npc != ex_reg_pc || !io.ctrl.ex_valid
   io.ctrl.mem_rs1_ra := mem_reg_inst(19,15) === 1
   val mem_int_wdata = Mux(io.ctrl.mem_jalr, mem_br_target, mem_reg_wdata)