diff --git a/code/Newsletter/RecipientImportField.php b/code/Newsletter/RecipientImportField.php
index 125d2e0e..d3775f47 100755
--- a/code/Newsletter/RecipientImportField.php
+++ b/code/Newsletter/RecipientImportField.php
@@ -208,7 +208,7 @@ class RecipientImportField_UploadForm extends Form {
}
function isValidCSV( $file ) {
- return preg_match( '/.*\.csv$/', $file['name'] ) > 0;
+ return preg_match( '/.*\.csv$/i', $file['name'] ) > 0;
}
function confirm( $data, $form ) {
diff --git a/templates/Newsletter_RecipientImportField.ss b/templates/Newsletter_RecipientImportField.ss
index cd2758e8..61d1d301 100755
--- a/templates/Newsletter_RecipientImportField.ss
+++ b/templates/Newsletter_RecipientImportField.ss
@@ -13,6 +13,8 @@