diff --git a/README.md b/README.md
index b41c1e9..28fdee1 100644
--- a/README.md
+++ b/README.md
@@ -121,6 +121,12 @@ Default value: true
 
 Removes detected unused dependencies and save the new files.
 
+#### saveFilesWithUnusedDependenciesOnly
+Type: boolean  
+Default value: false
+
+When removing unused dependencies (i.e. `removeUnusedDependencies: true`), only write out files that have unused dependencies.
+
 ### Usage Examples
 
 ```js
diff --git a/tasks/amdcheck.js b/tasks/amdcheck.js
index e22ddeb..0e6c77a 100644
--- a/tasks/amdcheck.js
+++ b/tasks/amdcheck.js
@@ -47,7 +47,8 @@ module.exports = function(grunt) {
       logDependencyNames: false,
       logUnusedDependencyPaths: true,
       logUnusedDependencyNames: false,
-      removeUnusedDependencies: true
+      removeUnusedDependencies: true,
+      saveFilesWithUnusedDependenciesOnly: false
     });
 
     options.logFilePath = options.logFilePath || options.logDependencyPaths || options.logDependencyNames || options.logUnusedDependencyPaths || options.logUnusedDependencyNames;
@@ -105,7 +106,9 @@ module.exports = function(grunt) {
         }
 
         if (options.removeUnusedDependencies) {
-          grunt.file.write(dest, processResult.optimizedContent);
+          if (!options.saveFilesWithUnusedDependenciesOnly || fileHasUnusedDependencies) {
+            grunt.file.write(dest, processResult.optimizedContent);
+          }
         }
       });
     });