diff --git a/docs/docker/README.md b/docs/docker/README.md
index d9826114f..c5c89ab64 100644
--- a/docs/docker/README.md
+++ b/docs/docker/README.md
@@ -13,6 +13,7 @@
     - `--network=host` for docker run
     - `xhost +localhost:${USER}` for host
 - [ ] Regression Script
+- [ ] Configure the license for Questa
 
 ## TL;DR
 
diff --git a/docs/docker/get_images.sh b/docs/docker/get_images.sh
index a78fa51b4..17b1567c9 100755
--- a/docs/docker/get_images.sh
+++ b/docs/docker/get_images.sh
@@ -10,7 +10,7 @@ fi
 # if UBUNTU_BUILD is 0, then call function fetch_ubuntu_image
 # otherwise, call function build_ubuntu_image
 if [ $UBUNTU_BUILD -eq 0 ]; then
-    ${DOCKER_EXEC} pull wallysoc/wally
+    ${DOCKER_EXEC} pull wallysoc/ubuntu_wally
 else
     ${DOCKER_EXEC} build -t ubuntu_wally -f Dockerfile.ubuntu .
     ${DOCKER_EXEC} tag ubuntu_wally:latest wallysoc/ubuntu_wally:latest
diff --git a/docs/docker/run_regression.sh b/docs/docker/run_regression.sh
index 90e7f9bf9..72e7c7668 100755
--- a/docs/docker/run_regression.sh
+++ b/docs/docker/run_regression.sh
@@ -1,11 +1,17 @@
+#!/bin/bash
 # this script is used to run regression inside the Dockerfile.regression
 # of course, you can run it in the current environment as soon as
 #   - RISCV is defined
 #   - QUESTA is defined
-QUESTA="/cad/mentor/questa_sim-xxxx.x_x"
+export QUESTA="/cad/mentor/questa_sim-xxxx.x_x"
+
+export MGLS_LICENSE_FILE=27002@zircon.eng.hmc.edu                # Change this to your Siemons license server
+export SNPSLMD_LICENSE_FILE=27002@zircon.eng.hmc.edu                # Change this to your Synopsys license server
+export QUESTAPATH=/cad/mentor/questa_sim-xxxx.x_x/questasim/bin     # Change this for your path to Questa
+export SNPSPATH=/cad/synopsys/SYN/bin                               # Change this for your path to Design Compiler
 
 # now only main branch is supported
-if [ -z "${CVW_GIT+x}" ]; then
+if [ -z "${CVW_GIT}" ]; then
     echo "No CVW_GIT is provided"
     CVW_GIT="https://github.com/openhwgroup/cvw"
 fi
@@ -13,17 +19,20 @@ fi
 export PATH="${RISCV}/bin:${PATH}"
 git config --global http.version HTTP/1.1
 
-# if cvw is not available or new cvw is required
-if [ ! -f "/home/${USERNAME}/cvw/setup.sh" ] || [ -z "${CLEAN_CVW+x}" ]; then
+# if cvw is not available or CLEAN_CVW(empty string) is defined
+if [[ ! -f "/home/${USERNAME}/cvw/setup.sh" ]] || [[ -z "${CLEAN_CVW-x}" ]]; then
     cd /home/${USERNAME} && rm -rf /home/${USERNAME}/cvw
     git clone --recurse-submodules  ${CVW_GIT} /home/${USERNAME}/cvw
     # if failed to clone submodules for some reason, please run `git submodule update`
 fi
 
 cd /home/${USERNAME}/cvw && chmod +x ./setup.sh && ./setup.sh
-make install && make riscof && make testfloat
+# build it only if BUILD_RISCOF is defined with empty string
+if [[ -z "${BUILD_RISCOF-x}" ]]; then
+    make install && make riscof && make testfloat
+fi
 
-if [ -z "${RUN_QUESTA+x}" ] ; then
+if [[ -z "${RUN_QUESTA-x}" ]] ; then
     if [ ! -f "${QUESTA}/questasim/bin/vsim" ]; then
         echo "Cannot find vsim with ${QUESTA}/questasim/bin/vsim"
     else
@@ -32,6 +41,5 @@ if [ -z "${RUN_QUESTA+x}" ] ; then
     fi
 fi
 
-cd sim && verilator -GTEST="\"arch64i\"" -DVERILATOR=1 \
-    --timescale "1ns/1ns" --timing --binary --top-module testbench -I../config/shared -I../config/rv64gc ../src/cvw.sv ../testbench/testbench.sv ../testbench/common/*.sv ../src/*/*.sv ../src/*/*/*.sv --relative-includes
-./obj_dir/Vtestbench 2>&1 > ./regression_verilator.out
+cd sim && verilator -GTEST="\"arch64i\"" -DVERILATOR=1 --timescale "1ns/1ns" --timing --binary --top-module testbench -I../config/shared -I../config/rv64gc ../src/cvw.sv ../testbench/testbench.sv ../testbench/common/*.sv ../src/*/*.sv ../src/*/*/*.sv --relative-includes
+/home/${USERNAME}/cvw/sim/obj_dir/Vtestbench > ./regression_verilator.out
diff --git a/docs/docker/start.sh b/docs/docker/start.sh
index 504433267..027c17b68 100755
--- a/docs/docker/start.sh
+++ b/docs/docker/start.sh
@@ -4,6 +4,7 @@ else
     DOCKER_EXEC=$(which docker)
 fi
 CVW_MOUNT=${CVW_MOUNT:$(pwd)/../../}
+USERNAME="cad"
 
 UBUNTU_WALLY_HASH=$(${DOCKER_EXEC} images --quiet wallysoc/ubuntu_wally)
 TOOLCHAINS_HASH=$(${DOCKER_EXEC} images --quiet wallysoc/toolchains_wally)