diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b2747665..fe0de1d5 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -292,7 +292,7 @@ jobs:
       - name: create build directory
         # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
         # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
-        run: cmake -DTASK=ktable_test -DACCOUNT=${{env.ACCOUNT}} -DTOKEN=${{secrets.ACCESS_TOKEN}} -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -B ${{github.workspace}}/build-netcdf
+        run: cmake -DTASK=ktable_earth -DACCOUNT=${{env.ACCOUNT}} -DTOKEN=${{secrets.ACCESS_TOKEN}} -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -B ${{github.workspace}}/build-netcdf
 
       - name: build
         # Build your program with the given configuration
@@ -300,16 +300,10 @@ jobs:
           cmake --build ${{github.workspace}}/build-netcdf --config ${{env.BUILD_TYPE}} -- -j2
 
       - name: test generating ktable
-        working-directory: ${{github.workspace}}/build-netcdf
+        working-directory: ${{github.workspace}}/build-netcdf/bin
         # Execute tests defined by the CMake configuration.
         # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
-        run: |
-          cp ./bin/example_giants_ir.yaml .
-          python ./bin/run_ktable.py -i ./bin/example_giants_ir.inp
-
-      - name: test jupiter heating/cooling
-        working-directory: ${{github.workspace}}/build-netcdf
-        run: echo "Cheers!"
+        run: python ./run_ktable_simple.py
 
   straka-2d:
     if: github.event.pull_request.draft == false
diff --git a/cmake/ktable_test.cmake b/cmake/ktable_earth.cmake
similarity index 91%
rename from cmake/ktable_test.cmake
rename to cmake/ktable_earth.cmake
index c35bc6a6..518ede52 100644
--- a/cmake/ktable_test.cmake
+++ b/cmake/ktable_earth.cmake
@@ -14,8 +14,6 @@ set_if_empty(NVAPOR 0)
 set_if_empty(NCLOUD 0)
 set_if_empty(NTRACER 2)
 
-# canoe task set(TASKLIST InversionTasks)
-
 # canoe configure
 set(CMAKE_INSTALL_PREFIX "$ENV{HOME}/opt/")
 set(HYDROSTATIC ON)
diff --git a/tools/CMakeLists.txt b/tools/CMakeLists.txt
index a3111380..a223ff3d 100644
--- a/tools/CMakeLists.txt
+++ b/tools/CMakeLists.txt
@@ -44,7 +44,7 @@ endforeach()
 
 file(COPY clean_rfm_runs.sh DESTINATION ${CMAKE_BINARY_DIR}/bin)
 
-configure_file(run_ktable.py.in ${CMAKE_BINARY_DIR}/bin/run_ktable.py @ONLY)
+configure_file(run_ktable_simple.py.in ${CMAKE_BINARY_DIR}/bin/run_ktable_simple.py @ONLY)
 configure_file(cktable.py.in ${CMAKE_BINARY_DIR}/bin/cktable.py @ONLY)
 
 # copy yaml and inp files
diff --git a/tools/example_earth.yaml b/tools/example_earth.yaml
index f7d724ea..760df1be 100644
--- a/tools/example_earth.yaml
+++ b/tools/example_earth.yaml
@@ -15,5 +15,5 @@ B1:
   grid-type: regular
   wavenumber-range: [600., 700.]
   resolution: 0.01
-  opacity: [CO2]
+  opacity: [H2O, CO2]
   outdir: (0., 0.)
diff --git a/tools/run_ktable_new.py b/tools/run_ktable_simple.py.in
similarity index 95%
rename from tools/run_ktable_new.py
rename to tools/run_ktable_simple.py.in
index 743e26d7..6a001b74 100755
--- a/tools/run_ktable_new.py
+++ b/tools/run_ktable_simple.py.in
@@ -1,15 +1,16 @@
 #! /usr/bin/env python3
 import sys, os, subprocess
 
-sys.path.append("/Users/chengcli/Development/canoe/build/python")
-
-hitran_file = "/Users/chengcli/Development/canoe/data/HITRAN2020.par"
+sys.path.append("@CMAKE_BINARY_DIR@/python")
 
 from pyharp import radiation_band
 from utilities import load_file
 from collections import OrderedDict
 from numpy import *
 
+cmake_source_dir = "@CMAKE_SOURCE_DIR@"
+cmake_binary_dir = "@CMAKE_BINARY_DIR@"
+hitran_file = f"{cmake_source_dir}/data/HITRAN2020.par"
 
 def check_file_exist(filename: str) -> bool:
     if not os.path.isfile(filename):
@@ -159,6 +160,8 @@ def run_kcoeff(inpfile: str, ncfile: str) -> None:
     atm["TEM"] = Ts_K * ones(num_layers)
     # ppmv
     atm["CO2"] = 400.0 * ones(num_layers)
+    # ppmv
+    atm["H2O"] = 4000.0 * exp(-atm["HGT"] * 1e3 / (Hscale_m / 5.))
 
     create_rfm_atm(absorbers, atm)