diff --git a/.github/workflows/bump.yml b/.github/workflows/bump.yml
index 19cdbb6..902f59d 100644
--- a/.github/workflows/bump.yml
+++ b/.github/workflows/bump.yml
@@ -14,6 +14,7 @@ on:
           - prepatch
           - preminor
           - premajor
+          - prerelease
         required: true
 
 jobs:
diff --git a/README.md b/README.md
index b2dc864..f704030 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,12 @@
-# release_up
+[![deno module](https://shield.deno.dev/x/release_up)](https://deno.land/x/release_up)
+
+<h1 align="center">
+  🌱 release_up
+</h1>
+
+<p align="center">
+  <b>Automate semver releases in Deno 🦕</b>
+</p>
 
 A fork of [release](https://github.com/denosaurs/release), by
 [denosaurs](https://github.com/denosaurs), with more config options
@@ -27,6 +35,7 @@ $ deno install -A -f --no-check -n release_up https://deno.land/x/release_up@0.4
       * prepatch <name>   eg: 1.2.3 -> 1.2.4-name.0
       * preminor <name>   eg: 1.2.3 -> 1.3.0-name.0
       * premajor <name>   eg: 1.2.3 -> 2.0.0-name.0
+      * prerelease <name> eg: 1.2.3-name.0 -> 1.2.3-name.1
 
   Options:
 
diff --git a/cli.test.ts b/cli.test.ts
new file mode 100644
index 0000000..8f068ac
--- /dev/null
+++ b/cli.test.ts
@@ -0,0 +1,24 @@
+import { assertEquals } from "https://deno.land/std@0.141.0/testing/asserts.ts";
+import { semver } from "./deps.ts";
+
+Deno.test("semver", () => {
+  assertEquals(semver.inc("1.0.0", "patch", undefined, undefined), "1.0.1");
+  assertEquals(semver.inc("1.0.0", "minor", undefined, undefined), "1.1.0");
+  assertEquals(semver.inc("1.0.0", "major", undefined, undefined), "2.0.0");
+  assertEquals(
+    semver.inc("1.0.0", "prepatch", undefined, "canary"),
+    "1.0.1-canary.0",
+  );
+  assertEquals(
+    semver.inc("1.0.0-canary.1", "patch", undefined, "canary"),
+    "1.0.0",
+  );
+  assertEquals(
+    semver.inc("1.0.0", "prerelease", undefined, "canary"),
+    "1.0.1-canary.0",
+  );
+  assertEquals(
+    semver.inc("1.0.1-canary.0", "prerelease", undefined, "canary"),
+    "1.0.1-canary.1",
+  );
+});
diff --git a/cli.ts b/cli.ts
index c154c74..407e4df 100644
--- a/cli.ts
+++ b/cli.ts
@@ -21,15 +21,18 @@ export type ReleaseType =
   | "major"
   | "prepatch"
   | "preminor"
-  | "premajor";
+  | "premajor"
+  | "prerelease";
 
-const actions: ReleaseType[] = [
+const release_type: ReleaseType[] = [
   "patch",
   "minor",
   "major",
   "prepatch",
   "preminor",
   "premajor",
+  "premajor",
+  "prerelease",
 ];
 
 const DEFAULT_CONFIG_PATH = ".release_up.json";
@@ -47,8 +50,9 @@ await new Command()
       * major             ${colors.dim("eg: 1.2.3 -> 2.0.0")}
       * prepatch <name>   ${colors.dim("eg: 1.2.3 -> 1.2.4-name.0")}
       * preminor <name>   ${colors.dim("eg: 1.2.3 -> 1.3.0-name.0")}
-      * premajor <name>   ${colors.dim("eg: 1.2.3 -> 2.0.0-name.0")}`)
-  .type("semver", new EnumType(actions))
+      * premajor <name>   ${colors.dim("eg: 1.2.3 -> 2.0.0-name.0")}
+      * prerelease <name> ${colors.dim("eg: 1.2.3-name.0 -> 1.2.3-name.1")}`)
+  .type("semver", new EnumType(release_type))
   .arguments("<release_type:semver> [name:string]")
   .option("--config <confi_path>", "Define the path of the config.", {
     default: `${DEFAULT_CONFIG_PATH}`,
@@ -58,7 +62,8 @@ await new Command()
   .option("--versionFile", "Enable VersionFile plugin.")
   .option(
     "--regex <pattern:string>",
-    "Enable Regex plugin. The regex need to be provided as string.",
+    "Enable Regex plugin. The regex need to be provided as string. --regex can be specified multiple times",
+    { collect: true },
   )
   .option("--dry", "Dry run, Does not commit any changes.")
   .option("--allowUncommitted", "Allow uncommited change in the repo.")
@@ -68,7 +73,9 @@ await new Command()
     log.debug(opts, release_type, name);
 
     let suffix: string | undefined = undefined;
-    if (["prepatch", "preminor", "premajor"].includes(release_type)) {
+    if (
+      ["prepatch", "preminor", "premajor", "prerelease"].includes(release_type)
+    ) {
       suffix = (name as string | undefined) ?? "canary";
     }
 
@@ -102,7 +109,7 @@ await new Command()
     if (opts.regex) {
       pluginsList.regex = regex;
       // deno-lint-ignore no-explicit-any
-      (config as any).regex = { patterns: [opts.regex] };
+      (config as any).regex = { patterns: opts.regex };
     }
     if (opts.versionFile) pluginsList.versionFile = versionFile;
 
diff --git a/deno.jsonc b/deno.jsonc
index 66a9f4b..4c7f705 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -1,7 +1,9 @@
 {
   "tasks": {
-    "test": "deno run -A ./cli.ts --dry --allowUncommitted --regex \"(?<=@)(.*)(?=\/cli)\" --changelog --github",
-    "release": "deno fmt --check && deno lint && deno run -A ./cli.ts --regex \"(?<=@)(.*)(?=\/cli)\" --github --versionFile --changelog"
+    "dev": "deno run -A ./cli.ts --dry --allowUncommitted --regex \"(?<=@)(.*)(?=\/cli)\" --regex \"(?<=Version: )(.*)\n\" --changelog --github",
+    "release": "deno fmt --check && deno lint && deno run -A ./cli.ts --regex \"(?<=@)(.*)(?=\/cli)\" --regex \"(?<=Version: )(.*)$\" --github --versionFile --changelog",
+    "test": "deno test -A",
+    "check": "deno fmt && deno lint"
   },
   "fmt": {
     "files": {