diff --git a/sim/bpred-sim.py b/sim/bpred-sim.py
index 9e7ec12a6..209e21fc4 100755
--- a/sim/bpred-sim.py
+++ b/sim/bpred-sim.py
@@ -119,7 +119,7 @@ def main():
         bpdSize = [6, 8, 10, 12, 14, 16]
         for CurrBPSize in bpdSize:
             name = 'BTB'+str(CurrBPSize)
-            configOptions = "+define+INSTR_CLASS_PRED=1 +define+BPRED_OVERRIDE +define+BPRED_TYPE=\`BP_GSHARE" + "+define+BPRED_SIZE=16" + "+define+BTB_SIZE=" + str(CurrBPSize) + "+define+BTB_OVERRIDE"
+            configOptions = "+define+INSTR_CLASS_PRED=1 +define+BPRED_OVERRIDE +define+BPRED_TYPE=\`BP_GSHARE" + "+define+BPRED_SIZE=16" + "+define+RAS_SIZE=16+define+BTB_SIZE=" + str(CurrBPSize) + "+define+BTB_OVERRIDE" 
             tc = TestCase(
                 name=name,
                 variant="rv32gc",