diff --git a/dist/index.js b/dist/index.js
index 01016be3..600b2085 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -5405,6 +5405,11 @@ class Filter {
         for (const [key, patterns] of Object.entries(this.rules)) {
             result[key] = files.filter(file => this.isMatch(file, patterns));
         }
+        if (!this.rules.hasOwnProperty('other')) {
+            const matchingFilenamesList = Object.values(result).flatMap(filteredFiles => filteredFiles.map(file => file.filename));
+            const matchingFilenamesSet = new Set(matchingFilenamesList);
+            result.other = files.filter(file => !matchingFilenamesSet.has(file.filename));
+        }
         return result;
     }
     isMatch(file, patterns) {
diff --git a/src/filter.ts b/src/filter.ts
index 417c24eb..125fb0b4 100644
--- a/src/filter.ts
+++ b/src/filter.ts
@@ -58,6 +58,13 @@ export class Filter {
     for (const [key, patterns] of Object.entries(this.rules)) {
       result[key] = files.filter(file => this.isMatch(file, patterns))
     }
+
+    if (!this.rules.hasOwnProperty('other')) {
+      const matchingFilenamesList = Object.values(result).flatMap(filteredFiles => filteredFiles.map(file => file.filename))
+      const matchingFilenamesSet = new Set(matchingFilenamesList)
+      result.other = files.filter(file => !matchingFilenamesSet.has(file.filename))
+    }
+
     return result
   }