Index: units/helpers/minifiers/minify_helper.php
===================================================================
--- units/helpers/minifiers/minify_helper.php	(revision 13560)
+++ units/helpers/minifiers/minify_helper.php	(working copy)
@@ -77,8 +77,8 @@
 			$files = $this->_getTemplatePaths( array_map('trim', explode('|', $files)) );
 			$extension = pathinfo($files[0], PATHINFO_EXTENSION);
 
-			$hash = $this->_getHash($files);
-			$file_mask = 'cache/' . ($this->debugMode ? 'd' : 'c') . '_' . $hash . '_%s.' . $extension;
+			$hash = ($this->debugMode ? 'd' : 'c') . '_' . $this->_getHash($files);
+			$file_mask = 'cache/' . $hash . '_%s.' . $extension;
 
 			$was_compressed = array_key_exists($hash, $this->compressInfo);