diff --git a/action.yml b/action.yml
index d913458..833f962 100644
--- a/action.yml
+++ b/action.yml
@@ -9,22 +9,32 @@ inputs:
     description: 'Directory containing source code (optional requirements.txt).'
     required: True
     default: src
+
   pypi_url:
     description: 'Specify a custom URL for PYPI'
     required: False
     default: https://pypi.python.org/
+
   pypi_index_url:
     description: 'Specify a custom URL for PYPI Index'
     required: False
     default: https://pypi.python.org/simple
+
   spec:
     description: 'Specify a file path for .spec file'
     required: False
     default: ""
+
   requirements:
     description: 'Specify a file path for requirements.txt file'
     required: False
     default: "requirements.txt"
+  
+  add_data_dirs:
+    description: 'Specify a list of directories to add to the `--add-data` flag, the dirs must be separated by a blank space'
+    required: False
+    default: ""
+
 outputs:
   output:
     description: 'The output of PyInstaller'
@@ -38,3 +48,4 @@ runs:
     - ${{ inputs.pypi_index_url }}
     - ${{ inputs.spec }}
     - ${{ inputs.requirements }}
+    - ${{ inputs.add_data_dirs }}
diff --git a/entrypoint.sh b/entrypoint.sh
index 63e443f..1a4c0c8 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -19,6 +19,8 @@ WORKDIR=${SRCDIR:-/src}
 
 SPEC_FILE=${4:-*.spec}
 
+ADD_DATA_DIRS=$6
+
 python -m pip install --upgrade pip wheel setuptools
 
 #
@@ -46,9 +48,23 @@ if [ -f $5 ]; then
 fi # [ -f $5 ]
 
 
+ADD_DATA=""
+
+# ADD_DATA_DIRS is empty or not provided
+if [ ! -z "$ADD_DATA_DIRS" ]; then
+
+    # Process every directory in the ADD_DATA_DIRS string
+    for dir in $ADD_DATA_DIRS; do
+        # Add the formatted directory to the output string
+        ADD_DATA+="--add-data $SRCDIR/$dir:$dir "
+    done
+
+    # Remove the extra space at the end of the output string
+    ADD_DATA=${ADD_DATA::-1}
+fi
 
 # if [[ "$@" == "" ]]; then
-pyinstaller --clean -y --dist ./dist/windows --workpath /tmp $SPEC_FILE
+pyinstaller --clean -y $ADD_DATA --dist ./dist/windows --workpath /tmp $SPEC_FILE
 chown -R --reference=. ./dist/windows
 # else
     # sh -c "$@"