diff --git a/config/checkers.yaml b/config/checkers.yaml
index ec4dd08..6c0b502 100644
--- a/config/checkers.yaml
+++ b/config/checkers.yaml
@@ -28,3 +28,6 @@ parameters:
     minimum_allowed_shop_version_checker_doc_url: https://docs.spryker.com/docs/scos/dev/guidelines/keeping-a-project-upgradable/upgradability-guidelines/minimum-allowed-shop-version.html
     minimum_allowed_shop_version_checker_version: '202204.0'
     minimum_allowed_shop_version_checker_file: '%evaluator_dir%/data/minimum-allowed-package-versions.json'
+
+    # Npm checker
+    npm_checker_doc_url: https://docs.spryker.com/docs/scos/dev/guidelines/keeping-a-project-upgradable/upgradability-guidelines/npm-checker.html
diff --git a/config/services.yaml b/config/services.yaml
index 4984b46..18fe585 100644
--- a/config/services.yaml
+++ b/config/services.yaml
@@ -112,6 +112,10 @@ services:
         arguments:
             $checkerDocUrl: '%single_plugin_argument_checker_doc_url%'
 
+    SprykerSdk\Evaluator\Checker\NpmChecker\NpmChecker:
+        arguments:
+            $checkerDocUrl: '%npm_checker_doc_url%'
+
     # Third-party
     PhpParser\ParserFactory: ~
     Symfony\Component\Finder\Finder: ~
diff --git a/src/Checker/NpmChecker/NpmAuditExecutor.php b/src/Checker/NpmChecker/NpmAuditExecutor.php
index fd7ddd9..17d7abb 100644
--- a/src/Checker/NpmChecker/NpmAuditExecutor.php
+++ b/src/Checker/NpmChecker/NpmAuditExecutor.php
@@ -76,11 +76,11 @@ public function executeNpmAudit(): array
             return [];
         }
 
-        $stdOut = $process->getOutput();
-        $stdErr = $process->getErrorOutput();
+        $stdOut = trim($process->getOutput());
+        $stdErr = trim($process->getErrorOutput());
 
-        if ($stdErr) {
-            throw new NpmExecutorException(sprintf('Out: %s Err: %s', $stdOut, $stdErr));
+        if ($stdErr && !$stdOut) {
+            throw new NpmExecutorException($stdErr);
         }
 
         try {
@@ -149,7 +149,7 @@ protected function processViolationSource(array $violationSource, string $severi
         $message = $violationSource[static::TITLE_KEY];
 
         if (isset($violationSource[static::URL_KEY])) {
-            $message .= PHP_EOL . $violationSource[static::TITLE_KEY];
+            $message .= PHP_EOL . $violationSource[static::URL_KEY];
         }
 
         return new ViolationDto(sprintf('[%s] %s', $severity, $message), $target);
diff --git a/src/Checker/NpmChecker/NpmChecker.php b/src/Checker/NpmChecker/NpmChecker.php
index 93c6f01..c9a3737 100644
--- a/src/Checker/NpmChecker/NpmChecker.php
+++ b/src/Checker/NpmChecker/NpmChecker.php
@@ -66,7 +66,7 @@ public function check(CheckerInputDataDto $inputData): CheckerResponseDto
         try {
             $violations = $this->npmAuditExecutor->executeNpmAudit();
         } catch (NpmExecutorException $e) {
-            $violations = [new ViolationDto(sprintf('Internal error: %s', $e->getMessage()))];
+            $violations = [new ViolationDto(sprintf('Npm issue: %s', $e->getMessage()))];
         }
 
         return new CheckerResponseDto($violations, $this->checkerDocUrl);