diff --git a/imagecache_token.module b/imagecache_token.module
index 785fbc0..dc9d0e2 100644
--- a/imagecache_token.module
+++ b/imagecache_token.module
@@ -186,14 +186,17 @@ function imagecache_token_tokens($type, $tokens, array $data = array(), array $o
           elseif (isset($attribute) && !empty($attribute) && isset($field[$attribute])) {
             if (in_array($attribute, array('width', 'height', 'mimetype'))) {
               $styled_uri = image_style_path($type, $field['uri']);
-              $style = image_style_load($type);
 
-              // Imagecrop module support.
-              global $imagecrop_style;
-              $imagecrop_style = $type;
+              if (!file_exists($styled_uri)) {
+                $style = image_style_load($type);
 
-              // Create a derivative of the image for this style.
-              image_style_create_derivative($style, $field['uri'], $styled_uri);
+                // Imagecrop module support.
+                global $imagecrop_style;
+                $imagecrop_style = $type;
+
+                // Create a derivative of the image for this style.
+                image_style_create_derivative($style, $field['uri'], $styled_uri);
+              }
 
               // If the styled image's information wasn't loaded before then load
               // it now; as this process is a little heavy, the information will