diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
new file mode 100644
index 0000000..fe461b4
--- /dev/null
+++ b/.github/workflows/dependency-review.yml
@@ -0,0 +1,20 @@
+# Dependency Review Action
+#
+# This Action will scan dependency manifest files that change as part of a Pull Request, surfacing known-vulnerable versions of the packages declared or updated in the PR. Once installed, if the workflow run is marked as required, PRs introducing known-vulnerable packages will be blocked from merging.
+#
+# Source repository: https://github.com/actions/dependency-review-action
+# Public documentation: https://docs.github.com/en/code-security/supply-chain-security/understanding-your-software-supply-chain/about-dependency-review#dependency-review-enforcement
+name: 'Dependency Review'
+on: [pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  dependency-review:
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Checkout Repository'
+        uses: actions/checkout@v3
+      - name: 'Dependency Review'
+        uses: actions/dependency-review-action@v2
diff --git a/README.md b/README.md
index 8f0af12..09dd861 100644
--- a/README.md
+++ b/README.md
@@ -232,22 +232,22 @@ userinfo:
 
 path:
   "Normal" URL path according to RFC3986 section 3.3.
-  REGEX: (/? | (/[a-zA-Z0-9-\._~%!\$&'\(\}\*\+,;=:@]+)+)
+  REGEX: (/? | (/[a-zA-Z0-9-\._~%!\$&'\(\)\*\+,;=:@]+)+)
 
 query:
   "Normal" URL query according to RFC3986 section 3.4.
-  REGEX: [a-zA-Z0-9-\._~%!\$&'\(\}\*\+,;=:@]+
+  REGEX: [a-zA-Z0-9-\._~%!\$&'\(\)\*\+,;=:@]+
 
 user:
   This value can be URL encoded.
-  REGEX: [a-zA-Z0-9-\._~%!\$&'\(\}\*\+,;=]+
+  REGEX: [a-zA-Z0-9-\._~%!\$&'\(\)\*\+,;=]+
 
 password:
   This value can be URL encoded.
-  REGEX: [a-zA-Z0-9-\._~%!\$&'\(\}\*\+,;=]+
+  REGEX: [a-zA-Z0-9-\._~%!\$&'\(\)\*\+,;=]+
 
 host:
-  REGEX: [a-zA-Z0-9-\._~%!\$&'\(\}\*\+,;=]+
+  REGEX: [a-zA-Z0-9-\._~%!\$&'\(\)\*\+,;=]+
 
 post:
   REGEX: [0-9]+
diff --git a/composer.json b/composer.json
index f70f9ac..7384a99 100644
--- a/composer.json
+++ b/composer.json
@@ -1,32 +1,27 @@
 {
     "name": "nyholm/dsn",
-    "type": "library",
     "description": "Parse your DSN strings in a powerful and flexible way",
+    "license": "MIT",
+    "type": "library",
     "keywords": [
         "dsn",
         "parser",
         "dsn parser",
         "database"
     ],
-    "homepage": "http://tnyholm.se",
-    "license": "MIT",
     "authors": [
         {
             "name": "Tobias Nyholm",
             "email": "tobias.nyholm@gmail.com"
         }
     ],
+    "homepage": "http://tnyholm.se",
     "require": {
         "php": ">=7.1"
     },
     "require-dev": {
         "symfony/phpunit-bridge": "^5.1"
     },
-    "extra": {
-        "branch-alias": {
-            "dev-master": "2.0-dev"
-        }
-    },
     "autoload": {
         "psr-4": {
             "Nyholm\\Dsn\\": "src/"
@@ -36,5 +31,10 @@
         "psr-4": {
             "Nyholm\\Dsn\\Test\\": "tests/"
         }
+    },
+    "extra": {
+        "branch-alias": {
+            "dev-master": "2.0-dev"
+        }
     }
 }
diff --git a/src/DsnParser.php b/src/DsnParser.php
index 433964f..2c7f051 100644
--- a/src/DsnParser.php
+++ b/src/DsnParser.php
@@ -22,7 +22,7 @@ class DsnParser
     private const FUNCTION_REGEX = '#^([a-zA-Z0-9\+-]+):?\((.*)\)(?:\?(.*))?$#';
     private const ARGUMENTS_REGEX = '#([^\s,]+\([^)]+\)(?:\?[^\s,]*)?|[^\s,]+)#';
     private const UNRESERVED = 'a-zA-Z0-9-\._~';
-    private const SUB_DELIMS = '!\$&\'\(\}\*\+,;=';
+    private const SUB_DELIMS = '!\$&\'\(\)\*\+,;=';
 
     /**
      * Parse A DSN thay may contain functions. If no function is present in the
@@ -52,7 +52,10 @@ public static function parseFunc(string $dsn): DsnFunction
             $arguments = $matches[1];
         }
 
-        return new DsnFunction($functionName, array_map(\Closure::fromCallable([self::class, 'parseArguments']), $arguments), $parameters);
+        return new DsnFunction(
+            $functionName,
+            array_map(\Closure::fromCallable([self::class, 'parseArguments']), $arguments),
+            $parameters);
     }
 
     /**
@@ -113,7 +116,9 @@ private static function parseArguments(string $dsn)
     private static function getDsn(string $dsn): Dsn
     {
         // Find the scheme if it exists and trim the double slash.
-        if (!preg_match('#^(?:(?<alt>['.self::UNRESERVED.self::SUB_DELIMS.'%]+:[0-9]+(?:[/?].*)?)|(?<scheme>[a-zA-Z0-9\+-\.]+):(?://)?(?<dsn>.*))$#', $dsn, $matches)) {
+        if (!preg_match(
+                '#^(?:(?<alt>['.self::UNRESERVED.self::SUB_DELIMS.'%]+:[0-9]+(?:[/?].*)?)|(?<scheme>[a-zA-Z0-9\+-\.]+):(?://)?(?<dsn>.*))$#',
+                $dsn, $matches)) {
             throw new SyntaxException($dsn, 'A DSN must contain a scheme [a-zA-Z0-9\+-\.]+ and a colon.');
         }
         $scheme = null;
@@ -128,7 +133,9 @@ private static function getDsn(string $dsn): Dsn
         }
 
         // Parse user info
-        if (!preg_match('#^(?:(['.self::UNRESERVED.self::SUB_DELIMS.'%]+)?(?::(['.self::UNRESERVED.self::SUB_DELIMS.'%]*))?@)?([^\s@]+)$#', $dsn, $matches)) {
+        if (!preg_match(
+                '#^(?:(['.self::UNRESERVED.self::SUB_DELIMS.'%]+)?(?::(['.self::UNRESERVED.self::SUB_DELIMS.'%]*))?@)?([^\s@]+)$#',
+                $dsn, $matches)) {
             throw new SyntaxException($dsn, 'The provided DSN is not valid. Maybe you need to url-encode the user/password?');
         }
 
@@ -146,12 +153,22 @@ private static function getDsn(string $dsn): Dsn
         if ('/' === $matches[3][0]) {
             $parts = self::explodeUrl($matches[3], $dsn);
 
-            return new Path($scheme, $parts['path'], self::getQuery($parts), $authentication);
+            return new Path(
+                $scheme,
+                $parts['path'],
+                self::getQuery($parts),
+                $authentication);
         }
 
         $parts = self::explodeUrl('http://'.$matches[3], $dsn);
 
-        return new Url($scheme, $parts['host'], $parts['port'] ?? null, $parts['path'] ?? null, self::getQuery($parts), $authentication);
+        return new Url(
+            $scheme,
+            $parts['host'],
+            $parts['port'] ?? null,
+            $parts['path'] ?? null,
+            self::getQuery($parts),
+            $authentication);
     }
 
     /**