diff --git a/README.md b/README.md
index cf43869..5d82b0e 100644
--- a/README.md
+++ b/README.md
@@ -247,6 +247,7 @@ jobs:
 | is_dry_run                  | `[optional]` set to `true` if you do not want to push the changes and not want to create a PR                 | `false`  |                                                                       |
 | is_allow_hooks              | `[optional]` set to `true` if you want to enable lifecycle hooks. Use this with caution!                      | `false`  | `false`                                                               |
 | hooks | `[optional]` please check the lifecycle hooks section below | `false` | |
+| is_force_push_pr            | `[optional]` set to `true` if you want to force push and pr update | `false`  | `false`                                                               |
 | is_pr_cleanup               | `[optional]` set to `true` if you want to cleanup older PRs targeting the same branch. Use this with caution! | `false`  | `false`                                                               |
 | is_not_source_github        | `[optional]` set to `true` if the source git provider is not GitHub                                           | `false`  | `false`                                                               |
 | is_force_deletion | `[optional]` set to `true` if you want to force delete files which are deleted within the source repository even if they contain changes. You need to also adjust `git_remote_pull_params` (see below for details) | `false` | `false` |
diff --git a/action.yml b/action.yml
index 41f8b6b..9483449 100644
--- a/action.yml
+++ b/action.yml
@@ -42,6 +42,9 @@ inputs:
     default: "false"
   hooks:
     description: "[optional] define the hooks as yaml string input"
+  is_force_push_pr:
+    description: "[optional] set to true if you want to force push and pr update"
+    default: "false"
   is_pr_cleanup:
     description: "[optional] set to true if you want to cleanup older PRs targeting the same branch."
     default: "false"
@@ -79,6 +82,7 @@ runs:
     IS_DRY_RUN: ${{ inputs.is_dry_run }}
     IS_ALLOW_HOOKS: ${{ inputs.is_allow_hooks }}
     HOOKS: ${{ inputs.hooks }}
+    IS_FORCE_PUSH_PR: ${{ inputs.is_force_push_pr }}
     IS_PR_CLEANUP: ${{ inputs.is_pr_cleanup}}
     IS_NOT_SOURCE_GITHUB: ${{ inputs.is_not_source_github }}
     IS_FORCE_DELETION: ${{ inputs.is_force_deletion }}
diff --git a/src/sync_template.sh b/src/sync_template.sh
index e09309d..de7ab30 100644
--- a/src/sync_template.sh
+++ b/src/sync_template.sh
@@ -40,6 +40,7 @@ if [[ -n "${SRC_SSH_PRIVATEKEY_ABS_PATH}" ]]; then
   export GIT_SSH_COMMAND="ssh -i ${SRC_SSH_PRIVATEKEY_ABS_PATH}"
 fi
 
+IS_FORCE_PUSH_PR="${IS_FORCE_PUSH_PR:-"false"}"
 GIT_REMOTE_PULL_PARAMS="${GIT_REMOTE_PULL_PARAMS:---allow-unrelated-histories --squash --strategy=recursive -X theirs}"
 
 cmd_from_yml "install"
@@ -238,11 +239,19 @@ function eventual_create_labels () {
 # push the changes
 # Arguments:
 #   branch
+#   is_force
 ##############################
 function push () {
   info "push changes"
   local branch=$1
-  git push --set-upstream origin "${branch}"
+  local is_force=$2
+
+  if [ "$is_force" == true ] ; then
+      warn "forcing the push."
+      git push --force --set-upstream origin "${branch}"
+  else
+    git push --set-upstream origin "${branch}"
+  fi
 }
 
 ####################################
@@ -254,7 +263,7 @@ function push () {
 #   labels
 #   reviewers
 ###################################
-function create_pr () {
+function create_pr() {
   info "create pr"
   local title=$1
   local body=$2
@@ -267,7 +276,38 @@ function create_pr () {
         --body "${body}" \
         --base "${branch}" \
         --label "${labels}" \
-        --reviewer "${reviewers}"
+        --reviewer "${reviewers}" || create_pr_has_issues=true
+
+  if [ "$create_pr_has_issues" == true ] ; then
+      warn "Creating the PR failed."
+      warn "Eventually it is already existent."
+      return 1
+  fi
+  return 0
+}
+
+####################################
+# creates or edits a pr if already existent
+# Arguments:
+#   title
+#   body
+#   branch
+#   labels
+#   reviewers
+###################################
+function create_or_edit_pr() {
+  info "create pr or edit the pr"
+  local title=$1
+  local body=$2
+  local branch=$3
+  local labels=$4
+  local reviewers=$5
+
+  create_pr "${title}" "${body}" "${branch}" "${labels}" "${reviewers}" || gh pr edit \
+    --title "${title}" \
+    --body "${body}" \
+    --add-label "${labels}" \
+    --add-reviewer "${reviewers}"
 }
 
 #########################################
@@ -313,6 +353,9 @@ function handle_templatesyncignore() {
 function prechecks() {
   info "prechecks"
   echo "::group::prechecks"
+  if [ "${IS_FORCE_PUSH_PR}" == "true" ]; then
+    warn "skipping prechecks because we force push and pr"
+  fi
   check_branch_remote_existing "${NEW_BRANCH}"
 
   check_if_commit_already_in_hist_graceful_exit "${TEMPLATE_REMOTE_GIT_HASH}"
@@ -391,9 +434,14 @@ function push_prepare_pr_create_pr() {
   echo "::group::push changes and create PR"
 
   cmd_from_yml "prepush"
-  push "${NEW_BRANCH}"
+  push "${NEW_BRANCH}" "${IS_FORCE_PUSH_PR}"
   cmd_from_yml "prepr"
-  create_pr "${PR_TITLE}" "${PR_BODY}" "${UPSTREAM_BRANCH}" "${PR_LABELS}" "${PR_REVIEWERS}"
+  if [ "$IS_FORCE_PUSH_PR" == true ] ; then
+    create_or_edit_pr "${PR_TITLE}" "${PR_BODY}" "${UPSTREAM_BRANCH}" "${PR_LABELS}" "${PR_REVIEWERS}"
+  else
+    create_pr "${PR_TITLE}" "${PR_BODY}" "${UPSTREAM_BRANCH}" "${PR_LABELS}" "${PR_REVIEWERS}"
+  fi
+
 
   echo "::endgroup::"
 }