diff --git a/functions.php b/functions.php
index a3112f1..2ed06da 100644
--- a/functions.php
+++ b/functions.php
@@ -59,6 +59,7 @@ function makeThumb($item = "") {
             $imgext = strtolower($parts['extension']);
             if ( (strcmp($lowest, $imgname) > 0)
                  && ((strcasecmp($imgext, "jpg") == 0)
+                     || (strcasecmp($imgext, "jpeg") == 0)
                      || (strcasecmp($imgext, "png") == 0)
                      || (strcasecmp($imgext, "webp") == 0)) ) {
                $lowest = $imgname;
@@ -82,6 +83,7 @@ function makeThumb($item = "") {
             $imgext = strtolower($parts['extension']);
             if ( (strcmp($lowest, $imgname) > 0)
                  && ((strcasecmp($imgext, "jpg") == 0)
+                     || (strcasecmp($imgext, "jpeg") == 0)
                      || (strcasecmp($imgext, "png") == 0)
                      || (strcasecmp($imgext, "webp") == 0)) ) {
                $lowest = $imgname;