diff --git a/wally-pipelined/src/uncore/imem.sv b/wally-pipelined/src/uncore/imem.sv
index 1d8146cd3..86d235564 100644
--- a/wally-pipelined/src/uncore/imem.sv
+++ b/wally-pipelined/src/uncore/imem.sv
@@ -53,7 +53,11 @@ module imem (
   generate 
     if (`XLEN==32) begin
       assign InstrF = AdrF[1] ? {rd2[15:0], rd[31:16]} : rd;
-      assign InstrAccessFaultF = ~AdrF[31] | (|AdrF[30:16]); // memory mapped to 0x80000000-0x8000FFFF
+      if(`TIMBASE==0) begin
+        assign InstrAccessFaultF = 0;
+      end else begin
+        assign InstrAccessFaultF = ~AdrF[31] | (|AdrF[30:16]); // memory mapped to 0x80000000-0x8000FFFF
+      end
     end else begin
       assign InstrF = AdrF[2] ? (AdrF[1] ? {rd2[15:0], rd[63:48]} : rd[63:32])
                           : (AdrF[1] ? rd[47:16] : rd[31:0]);