diff --git a/functions.php b/functions.php
index c9f2462..81d9360 100644
--- a/functions.php
+++ b/functions.php
@@ -74,7 +74,7 @@ function sponsors_shortcode() {
     if ( $sponsors->have_posts() ) :
         while ( $sponsors->have_posts() ) : $sponsors->the_post();
             if ( has_post_thumbnail() ) {
-                the_post_thumbnail(array(100, 100));
+                the_post_thumbnail();
             } else {
                 get_the_title();
             }
diff --git a/page-sponsors.php b/page-sponsors.php
index 32a6439..6147f57 100644
--- a/page-sponsors.php
+++ b/page-sponsors.php
@@ -26,7 +26,7 @@ get_header(); ?>
     <div class="col2 tac">
 <?php 
                 if ( has_post_thumbnail() ) {
-                    the_post_thumbnail(array(100, 100));
+                    the_post_thumbnail();
                 } else {
                     the_title();
                 }