diff --git a/assets/css/woocommerce.less b/assets/css/woocommerce.less
index ee357de745a..0d23ccef90e 100644
--- a/assets/css/woocommerce.less
+++ b/assets/css/woocommerce.less
@@ -683,6 +683,7 @@ p.demo_store {
 			.inset_box_shadow( 0, 0, 2px, 0, @secondary );
 			font-weight:bold;
 			.border_radius_left(2px);
+			-moz-appearance: textfield; /* Hide buttons for Firefox 29 and later */
 		}
 
 		/* Hide buttons for opera */
@@ -1849,4 +1850,4 @@ p.demo_store {
 			}
 		}
 	}
-}
\ No newline at end of file
+}