diff --git a/advagg_bundler/advagg_bundler.module b/advagg_bundler/advagg_bundler.module
index ae1ec19..788db6c 100644
--- a/advagg_bundler/advagg_bundler.module
+++ b/advagg_bundler/advagg_bundler.module
@@ -195,7 +195,7 @@ function advagg_bundler_analysis($filename = '', $force = FALSE) {
           filename
         FROM (
           SELECT
-            LPAD(COUNT(*), 8, '00000000') AS count,
+            LPAD(CAST(COUNT(*) AS varchar), 8, '00000000') AS count,
             bundle_md5,
             filename_md5
           FROM