diff --git a/sim/imperas.ic b/sim/imperas.ic
index d561b22f2..5a5d86b34 100644
--- a/sim/imperas.ic
+++ b/sim/imperas.ic
@@ -1,7 +1,8 @@
 #--mpdconsole
 #--gdbconsole
---showoverrides
---showcommands
+#--showoverrides
+#--showcommands
+#--showcommands
 
 # Core settings
 --override cpu/priv_version=1.12 
diff --git a/sim/run-imperas-linux.sh b/sim/run-imperas-linux.sh
index fd265cb9e..becb39dbc 100755
--- a/sim/run-imperas-linux.sh
+++ b/sim/run-imperas-linux.sh
@@ -3,8 +3,8 @@
 #export RISCV=/scratch/moore/RISCV
 
 export IMPERAS_TOOLS=$(pwd)/imperas.ic
-export OTHERFLAGS="+TRACE2LOG_ENABLE=1"
-#export OTHERFLAGS="+TRACE2LOG_ENABLE=1  +TRACE2LOG_AFTER=10500000"
+#export OTHERFLAGS="+IDV_TRACE2LOG=1"
+#export OTHERFLAGS="+IDV_TRACE2LOG=1  +IDV_TRACE2LOG_AFTER=10500000"
 export OTHERFLAGS=""
 
 vsim -c -do "do wally-linux-imperas.do buildroot buildroot-no-trace $::env(RISCV) 0 0 0"
diff --git a/sim/run-imperasdv-tests.bash b/sim/run-imperasdv-tests.bash
index a9facd0e4..030e60918 100755
--- a/sim/run-imperasdv-tests.bash
+++ b/sim/run-imperasdv-tests.bash
@@ -8,7 +8,7 @@ mkdir -p results
 ALL=$(find ${WALLY}/external/ImperasDV-HMC/tests/riscof/work/riscv-arch-test/rv64i_m -name "ref" -type d)
 
 export IMPERAS_TOOLS=$(pwd)/imperas.ic
-export OTHERFLAGS="+TRACE2LOG_ENABLE=1 VERBOSE=1"
+export OTHERFLAGS="+IDV_TRACE2LOG=1 VERBOSE=1"
 
 for t in $ALL; do
     export TESTDIR=$(dirname ${t})
diff --git a/sim/sim-imperas b/sim/sim-imperas
index aa1dc3a01..78e380298 100755
--- a/sim/sim-imperas
+++ b/sim/sim-imperas
@@ -27,6 +27,6 @@
 ## and limitations under the License.
 ################################################################################################
 IMPERAS_TOOLS=$(pwd)/imperas.ic \
-OTHERFLAGS="+TRACE2LOG_ENABLE=1 VERBOSE=1" \
+OTHERFLAGS="+IDV_TRACE2LOG=1 VERBOSE=1" \
 TESTDIR=${WALLY}/tests/riscof/work/wally-riscv-arch-test/rv64i_m/privilege/src/Lee.S/  \
 vsim  -do "do wally-imperas.do rv64gc"
diff --git a/sim/wally-imperas.do b/sim/wally-imperas.do
index 640bae491..baceaa86a 100644
--- a/sim/wally-imperas.do
+++ b/sim/wally-imperas.do
@@ -30,13 +30,13 @@ vlog +incdir+../config/$1 \
      +define+USE_IMPERAS_DV \
      +incdir+$env(IMPERAS_HOME)/ImpPublic/include/host \
      +incdir+$env(IMPERAS_HOME)/ImpProprietary/include/host \
-     $env(IMPERAS_HOME)/ImpPublic/source/host/rvvi/rvvi-api-pkg.sv    \
-     $env(IMPERAS_HOME)/ImpPublic/source/host/rvvi/rvvi-trace.sv      \
-     $env(IMPERAS_HOME)/ImpProprietary/source/host/rvvi/rvvi-pkg.sv   \
-     $env(IMPERAS_HOME)/ImpProprietary/source/host/rvvi/imperasDV-api-pkg.sv \
-     $env(IMPERAS_HOME)/ImpProprietary/source/host/rvvi/trace2api.sv  \
-     $env(IMPERAS_HOME)/ImpProprietary/source/host/rvvi/trace2log.sv  \
-     $env(IMPERAS_HOME)/ImpProprietary/source/host/rvvi/trace2cov.sv  \
+     $env(IMPERAS_HOME)/ImpPublic/source/host/rvvi/rvviApiPkg.sv    \
+     $env(IMPERAS_HOME)/ImpPublic/source/host/rvvi/rvviTrace.sv      \
+     $env(IMPERAS_HOME)/ImpProprietary/source/host/idv/idvPkg.sv   \
+     $env(IMPERAS_HOME)/ImpProprietary/source/host/idv/idvApiPkg.sv \
+     $env(IMPERAS_HOME)/ImpProprietary/source/host/idv/trace2api.sv  \
+     $env(IMPERAS_HOME)/ImpProprietary/source/host/idv/trace2log.sv  \
+     $env(IMPERAS_HOME)/ImpProprietary/source/host/idv/trace2cov.sv  \
      ../src/wally/cvw.sv \
      ../testbench/testbench_imperas.sv \
      ../testbench/common/*.sv   \
diff --git a/testbench/testbench-linux-imperas.sv b/testbench/testbench-linux-imperas.sv
index 223e3529b..88d20d06e 100644
--- a/testbench/testbench-linux-imperas.sv
+++ b/testbench/testbench-linux-imperas.sv
@@ -30,7 +30,7 @@
 // `define USE_IMPERAS_DV
 
 `ifdef USE_IMPERAS_DV
-  `include "rvvi/imperasDV.svh"
+    `include "idv/idv.svh"
 `endif
 
 `define DEBUG_TRACE 0
@@ -302,7 +302,7 @@ module testbench;
       initial begin
         int iter;
         #1;
-        MAX_ERRS = 3;
+        IDV_MAX_ERRS = 3;
 
         // Initialize REF (do this before initializing the DUT)
         if (!rvviVersionCheck(RVVI_API_VERSION)) begin
diff --git a/testbench/testbench_imperas.sv b/testbench/testbench_imperas.sv
index b6d22feaf..7f0de3c31 100644
--- a/testbench/testbench_imperas.sv
+++ b/testbench/testbench_imperas.sv
@@ -31,16 +31,16 @@
 // `define USE_IMPERAS_DV
 
 `ifdef USE_IMPERAS_DV
-  `include "rvvi/imperasDV.svh"
+  `include "idv/idv.svh"
 `endif
 
 module testbench;
   parameter DEBUG=0;
 
 `ifdef USE_IMPERAS_DV
-  import rvviPkg::*;
   import rvviApiPkg::*;
   import idvApiPkg::*;
+  import idvPkg::*;
 `endif
 
   logic        clk;
@@ -140,7 +140,7 @@ module testbench;
 
     initial begin 
       
-      MAX_ERRS = 3;
+      IDV_MAX_ERRS = 3;
 
       // Initialize REF (do this before initializing the DUT)
       if (!rvviVersionCheck(RVVI_API_VERSION)) begin