diff --git a/README.md b/README.md
index 89a842c..1d9fecb 100644
--- a/README.md
+++ b/README.md
@@ -77,3 +77,6 @@ For more information, see [actions/create-release: Usage](https://github.com/act
 | package-dir               | package.json  | The path for the package.json if it is not in root                                                                            |
 | from-tag                  | "last tag"    | The tag to generate changelog from. If not set, fallbacks to git last tag -1. Ex.: v1.0                                       |
 | to-tag                    | "current tag" | The tag to generate changelog up to. If not set, fallbacks to git last tag.   Ex.: v2.0                                       |
+| type                      | Unset         | The type of changelog to generate: patch, minor, or major. If not set, fallbacks to unset.                                    |
+| exclude                   | Unset         | Exclude selected commit types (comma separated). If not set, fallbacks to unset.                                              |
+| allow-unknown             | Unset         | Allow unknown commit types. If not set, fallbacks to unset.                                                                   |
diff --git a/action.yml b/action.yml
index edbd4e0..6a2172e 100644
--- a/action.yml
+++ b/action.yml
@@ -16,15 +16,29 @@ inputs:
   to-tag:
     description: 'The tag to generate changelog up to'
     required: false
-    default: ''        
+    default: ''
+  type:
+    description: 'Type of changelog: patch, minor, or major'
+    required: false
+    default: ''
+  exclude:
+    description: 'Exclude selected commit types (comma separated)'
+    required: false
+    default: ''
+  allow-unknown:
+    description: 'Allow unknown commit types'
+    required: false
+    default: ''
 runs:
   using: 'docker'
   image: 'Dockerfile'
-  args:
-    - ${{ inputs.package-dir }}
   env:
+    PACKAGE_DIR: ${{ inputs.package-dir }}
     FROM_TAG: ${{ inputs.from-tag }}
     TO_TAG: ${{ inputs.to-tag }}
+    TYPE: ${{ inputs.type }}
+    EXCLUDE: ${{ inputs.exclude }}
+    ALLOW_UNKNOWN: ${{ inputs.allow-unknown }}
 branding:
   icon: 'edit'
   color: 'gray-dark'
diff --git a/entrypoint.sh b/entrypoint.sh
index d919668..d5d9204 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -7,27 +7,61 @@ if [ "$REPO" = "ScottBrenner/generate-changelog-action" ]; then
   cd generate-changelog-action || exit
 fi
 
-if [ "$1" ] && [ "$1" != "package.json" ]; then
-  cp "$1" package.json
+if [ -z "$PACKAGE_DIR" ]; then
+  echo "No path for the package.json passed. Fallbacking to root directory."
+else
+  echo "package-dir detected. Using its value."
+  cp "$PACKAGE_DIR" package.json
 fi
 
 if [ -z "$FROM_TAG" ]; then
   echo "No from-tag passed. Fallbacking to git previous tag."
   previous_tag=$(git tag --sort version:refname | tail -n 2 | head -n 1)
 else
-  echo "From-tag detected. Using it's value."
+  echo "From-tag detected. Using its value."
   previous_tag=$FROM_TAG
 fi
 
-if [ -z "$TO_TAG"   ]; then
+if [ -z "$TO_TAG" ]; then
   echo "No to-tag passed. Fallbacking to git previous tag."
   new_tag=$(git tag --sort version:refname | tail -n 1)
 else
-  echo "To-tag detected. Using it's value."
+  echo "To-tag detected. Using its value."
   new_tag=$TO_TAG
 fi
 
-changelog=$(generate-changelog -t "$previous_tag..$new_tag" --file -)
+if [ -z "$TYPE" ]; then
+  echo "No type passed. Fallbacking to unset."
+else
+  echo "Type detected. Using its value."
+  case $TYPE in
+    patch)
+     changelog_type="--patch"
+     ;;
+    minor)
+     changelog_type="--minor"
+     ;;
+    major)
+     changelog_type="--major"
+     ;;
+  esac
+fi
+
+if [ -z "$EXCLUDE" ]; then
+  echo "No commit types selected to exclude. Fallbacking to unset."
+else
+  echo "Commit types selected to exclude. Using its value."
+  exclude_types="--exclude $EXCLUDE"
+fi
+
+if [ -z "$ALLOW_UKNOWN" ]; then
+  echo "Unknown commit types not allowed."
+else
+  echo "Allowing unknown commit types."
+  unknown_commits="--allow-unknown "
+fi
+
+changelog=$(generate-changelog "$changelog_type" -t "$previous_tag..$new_tag" "$exclude_types" "$unknown_commits" --file -)
 
 changelog="${changelog//'%'/'%25'}"
 changelog="${changelog//$'\n'/'%0A'}"