diff --git a/src/wp-includes/js/wp-emoji.js b/src/wp-includes/js/wp-emoji.js
index f7c1e630bb..0ff3c6f677 100644
--- a/src/wp-includes/js/wp-emoji.js
+++ b/src/wp-includes/js/wp-emoji.js
@@ -127,7 +127,7 @@
 						return false;
 					}
 
-					return ''.concat( options.base, '/', icon, options.ext );
+					return ''.concat( options.base, icon, options.ext );
 				}
 			} );
 		}