diff --git a/code/AssetAdmin.php b/code/AssetAdmin.php
index 71be5637..a96732ae 100755
--- a/code/AssetAdmin.php
+++ b/code/AssetAdmin.php
@@ -532,7 +532,7 @@ JS;
 		
 		// Actually create
 		mkdir($filename);
-		chmod($filename, 02775);
+		chmod($filename, Filesystem::$file_create_mask);
 
 		$p->write();
 	
diff --git a/code/ImageEditor.php b/code/ImageEditor.php
index 6aff9ecf..303b9111 100644
--- a/code/ImageEditor.php
+++ b/code/ImageEditor.php
@@ -130,8 +130,7 @@
 			$tmpDir = '../assets/_tmp';
 			if(file_exists($tmpDir)) {
 			    Filesystem::removeFolder($tmpDir);
-			    mkdir($tmpDir);
-                chmod($tmpDir, 02775);
+			    mkdir($tmpDir, Filesystem::$folder_create_mask);
 			}
 		}
 		
diff --git a/code/StaticExporter.php b/code/StaticExporter.php
index 1415eeb4..00941af7 100755
--- a/code/StaticExporter.php
+++ b/code/StaticExporter.php
@@ -49,7 +49,7 @@ class StaticExporter extends Controller {
 		
 		$folder = '/tmp/static-export/' . project();
 		if(!project()) $folder .= 'site';
-		if(!file_exists($folder)) mkdir($folder, 02775, true);
+		if(!file_exists($folder)) mkdir($folder, Filesystem::$folder_create_mask, true);
 
 		$f1 = Director::baseFolder() . '/assets';
 		$f2 = Director::baseFolder() . '/' . project();
@@ -66,7 +66,7 @@ class StaticExporter extends Controller {
 				
 				// Make the folder				
 				if(!file_exists($subfolder)) {
-					mkdir($subfolder, 02775);
+					mkdir($subfolder, Filesystem::$folder_create_mask);
 				}
 				
 				// Run the page