diff --git a/app/Services/StringMatcher.php b/app/Services/ContentMatcher.php
similarity index 96%
rename from app/Services/StringMatcher.php
rename to app/Services/ContentMatcher.php
index 0db51d4..0968eee 100644
--- a/app/Services/StringMatcher.php
+++ b/app/Services/ContentMatcher.php
@@ -4,7 +4,7 @@
 
 use App\Domain\Rule\MatchMode;
 
-final class StringMatcher
+final class ContentMatcher
 {
     public static function match(string $input, string $pattern, MatchMode $mode): bool
     {
diff --git a/app/Services/Pacs/DicomStudyMapper.php b/app/Services/Pacs/DicomStudyMapper.php
index b4b967b..14958cd 100644
--- a/app/Services/Pacs/DicomStudyMapper.php
+++ b/app/Services/Pacs/DicomStudyMapper.php
@@ -3,7 +3,7 @@
 namespace App\Services\Pacs;
 
 use App\Domain\Rule\MatchMode;
-use App\Services\StringMatcher;
+use App\Services\ContentMatcher;
 use Illuminate\Support\Facades\Cache;
 use Illuminate\Support\Facades\DB;
 
@@ -36,7 +36,7 @@ public static function map(?string $input): array
             $input = strtolower($input);
 
             foreach (self::$rules as $pattern) {
-                if (StringMatcher::match($input, $pattern->name, MatchMode::from($pattern->match_mode))) {
+                if (ContentMatcher::match($input, $pattern->name, MatchMode::from($pattern->match_mode))) {
                     return [$pattern->institute_id, $pattern->facility_id];
                 }
             }