diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 4aa66a8335a..a9e86349a86 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -124,8 +124,10 @@ jobs:
         run: |
           PYTHONPATH="$(grass --config python_path):${PYTHONPATH}"
           LD_LIBRARY_PATH="$(grass --config path)/lib:${LD_LIBRARY_PATH}"
+          GISBASE="$(grass --config path)"
           export PYTHONPATH
           export LD_LIBRARY_PATH
+          export GISBASE
           pytest \
             @.github/workflows/pytest_args_gunittest.txt \
             --junitxml=pytest.gunittest.junit.xml
diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index bfd8d77b693..7ecf088570a 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -129,10 +129,12 @@ jobs:
         run: |
           PYTHONPATH="$(grass --config python_path):${PYTHONPATH}"
           LD_LIBRARY_PATH="$(grass --config path)/lib:${LD_LIBRARY_PATH}"
+          GISBASE="$(grass --config path)"
           INITIAL_GISBASE="$(grass --config path)"
           INITIAL_PWD="${PWD}"
           export PYTHONPATH
           export LD_LIBRARY_PATH
+          export GISBASE
           export INITIAL_GISBASE
           export INITIAL_PWD
           pytest \
diff --git a/.github/workflows/pytest_args_gunittest.txt b/.github/workflows/pytest_args_gunittest.txt
index 77e2edfb293..1e45b603f8f 100644
--- a/.github/workflows/pytest_args_gunittest.txt
+++ b/.github/workflows/pytest_args_gunittest.txt
@@ -10,3 +10,4 @@ python/grass/pygrass/modules/interface/testsuite/test_parameter.py
 python/grass/pygrass/vector/testsuite/test_filters.py
 python/grass/script/testsuite/test_core_make_val.py
 python/grass/script/testsuite/test_utils.py
+utils/g.html2man/testsuite/test_ghtml2man.py
diff --git a/.gunittest.cfg b/.gunittest.cfg
index 3655f2d4e37..3cee07b0c39 100644
--- a/.gunittest.cfg
+++ b/.gunittest.cfg
@@ -35,6 +35,7 @@ exclude =
     python/grass/pygrass/vector/testsuite/test_filters.py
     python/grass/script/testsuite/test_core_make_val.py
     python/grass/script/testsuite/test_utils.py
+    utils/g.html2man/testsuite/test_ghtml2man.py
 
 # Maximum time for execution of one test file (not a test function)
 # after which test is terminated (which may not terminate child processes