diff --git a/action.yml b/action.yml
index a5be4ae..a7da69c 100644
--- a/action.yml
+++ b/action.yml
@@ -50,6 +50,11 @@ inputs:
       The target dir for the tflint command. This is the directory passed to tflint as opposed to working_directory which is the directory the command is executed from.
       Default is . ( root of the repository)
     default: '.'
+  tflint_config:
+    description: |
+      Config file name for tflint.
+      Default is `.tflint.hcl`.
+    default: '.tflint.hcl'
   flags:
     description: |
       List of arguments to send to tflint
@@ -87,6 +92,7 @@ runs:
         INPUT_TFLINT_RULESETS: ${{ inputs.tflint_rulesets }}
         INPUT_TFLINT_INIT: ${{ inputs.tflint_init }}
         INPUT_TFLINT_TARGET_DIR: ${{ inputs.tflint_target_dir }}
+        INPUT_TFLINT_CONFIG: ${{ inputs.tflint_config }}
         INPUT_FLAGS: ${{ inputs.flags }}
 
 branding:
diff --git a/script.sh b/script.sh
index 931f748..bc31a9e 100755
--- a/script.sh
+++ b/script.sh
@@ -73,7 +73,7 @@ done
 case "${INPUT_TFLINT_INIT:-false}" in
     true)
         echo "::group:: Initialize tflint from local configuration"
-        TFLINT_PLUGIN_DIR="${TFLINT_PLUGIN_DIR}" GITHUB_TOKEN="${INPUT_GITHUB_TOKEN}" "${TFLINT_PATH}/tflint" --init
+        TFLINT_PLUGIN_DIR="${TFLINT_PLUGIN_DIR}" GITHUB_TOKEN="${INPUT_GITHUB_TOKEN}" "${TFLINT_PATH}/tflint" --init -c "${INPUT_TFLINT_CONFIG}"
         echo "::endgroup::"
         ;;
     false)
@@ -87,7 +87,7 @@ case "${INPUT_TFLINT_INIT:-false}" in
 esac
 
 echo "::group:: Print tflint details ..."
-  "${TFLINT_PATH}/tflint" --version
+  "${TFLINT_PATH}/tflint" --version -c "${INPUT_TFLINT_CONFIG}"
 echo '::endgroup::'
 
 
@@ -98,7 +98,7 @@ echo '::group:: Running tflint with reviewdog 🐶 ...'
   set +Eeuo pipefail
 
   # shellcheck disable=SC2086
-  TFLINT_PLUGIN_DIR=${TFLINT_PLUGIN_DIR} "${TFLINT_PATH}/tflint" --format=checkstyle ${INPUT_FLAGS} ${INPUT_TFLINT_TARGET_DIR} \
+  TFLINT_PLUGIN_DIR=${TFLINT_PLUGIN_DIR} "${TFLINT_PATH}/tflint" -c "${INPUT_TFLINT_CONFIG}" --format=checkstyle ${INPUT_FLAGS} ${INPUT_TFLINT_TARGET_DIR} \
     | "${REVIEWDOG_PATH}/reviewdog" -f=checkstyle \
         -name="tflint" \
         -reporter="${INPUT_REPORTER}" \