diff --git a/README.md b/README.md
index 6b5b2df..57053eb 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,6 @@ jobs:
         GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
         title: MyReleaseMessage
-        tag: MyTag
 ```
 
 ## Mandatory Arguments
@@ -34,10 +33,31 @@ jobs:
 ## Optional Arguments
 
 ### workdir
-`workdir` can be used to specify a directory that contains the repository to be published. 
+`workdir` can be used to specify a directory that contains the repository to be published.  
+
+```yaml
+with:
+  title: MyReleaseMessage
+  workdir: myDirectoryName
+```
 
 ### tag
-`tag` can be used to set the tag of the release
+`tag` can be used to set the tag of the release.  
+
+```yaml
+with:
+  title: MyReleaseMessage
+  tag: MyTag
+```
+
+### prerelease
+`prerelease` is used to publish a prerelease.  
+
+```yaml
+with:
+  title: MyReleaseMessage
+  prerelease: true
+```
 
 ## Notes
 
@@ -55,7 +75,7 @@ permissions:
 
 to the concrete job creating the release. For more details see the [documentation on token permissions.](https://docs.github.com/en/actions/security-guides/automatic-token-authentication#modifying-the-permissions-for-the-github_token)
 
-### Use with GitHub Enterprise
+### GitHub Enterprise
 
 To publish your release to self-hosted GitHub Enterprise, include `GH_ENTERPRISE_TOKEN` and `GH_HOST` as environment variables.  
 For example:
diff --git a/action.yml b/action.yml
index ca2af97..739a26d 100644
--- a/action.yml
+++ b/action.yml
@@ -15,6 +15,9 @@ inputs:
   tag:
     description: "The tag of the release to publish"
     required: false
+  prerelease:
+    description: "Publishes a prerelease"
+    required: false
 
 runs:
   using: 'composite'
@@ -25,3 +28,4 @@ runs:
         INPUT_TITLE: ${{ inputs.title }}
         INPUT_WORKDIR: ${{ inputs.workdir }}
         INPUT_TAG: ${{ inputs.tag }}
+        INPUT_PRERELEASE: ${{ inputs.prerelease }}
diff --git a/entrypoint.sh b/entrypoint.sh
index bda8909..4eac9c4 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,11 +1,28 @@
 #!/usr/bin/env sh
 
-if [ ! -z "${INPUT_WORKDIR}" ]; then
-    cd "${INPUT_WORKDIR}"
-fi
+main() {
+    if uses "${INPUT_WORKDIR}"; then
+        cd "${INPUT_WORKDIR}"
+    fi
 
-if [ -z "${INPUT_TAG}" ]; then
-    INPUT_TAG="release-$(date +%Y%m%d%H%M%S)"
-fi
+    if ! uses "${INPUT_TAG}"; then
+        INPUT_TAG="release-$(date +%Y%m%d%H%M%S)"
+    fi
 
-gh release create $INPUT_TAG -t "${INPUT_TITLE}" --generate-notes
+    OPTIONS=""
+    if usesBoolean "${INPUT_PRERELEASE}"; then
+        OPTIONS="${OPTIONS} --prerelease"
+    fi
+
+    gh release create $INPUT_TAG -t "${INPUT_TITLE}" --generate-notes"${OPTIONS}"
+}
+
+uses() {
+  [ ! -z "${1}" ]
+}
+
+usesBoolean() {
+    [ ! -z "${1}" ] && [ "${1}" = "true" ]
+}
+
+main
diff --git a/test.bats b/test.bats
index 4b8dba2..7c48769 100755
--- a/test.bats
+++ b/test.bats
@@ -16,6 +16,7 @@ setup(){
 teardown() {
     unset INPUT_WORKDIR
     unset INPUT_TAG
+    unset INPUT_PRERELEASE
 }
 
 @test "it creates a release" {
@@ -41,6 +42,24 @@ teardown() {
     expectMockCalledIs "/usr/local/mock/gh release create ${INPUT_TAG} -t TITLE --generate-notes"
 }
 
+@test "it creates a prerelease" {
+    export INPUT_TAG="TAG"
+    export INPUT_PRERELEASE="true"
+
+    run /entrypoint.sh
+
+    expectMockCalledIs "/usr/local/mock/gh release create ${INPUT_TAG} -t TITLE --generate-notes --prerelease"
+}
+
+@test "it doesn't create a prerelease on false" {
+    export INPUT_TAG="TAG"
+    export INPUT_PRERELEASE="false"
+
+    run /entrypoint.sh
+
+    expectMockCalledIs "/usr/local/mock/gh release create ${INPUT_TAG} -t TITLE --generate-notes"
+}
+
 expectMockCalledIs() {
     local expected=$(echo "${1}" | tr -d '\n')
     local got=$(cat mockArgs | tr -d '\n')