diff --git a/includes/core/class-uploader.php b/includes/core/class-uploader.php
index 3ce1443b..5c300c27 100644
--- a/includes/core/class-uploader.php
+++ b/includes/core/class-uploader.php
@@ -165,7 +165,7 @@ if ( ! class_exists( 'um\core\Uploader' ) ) {
 		public function get_upload_base_url() {
 			$wp_baseurl = $this->wp_upload_dir['baseurl'];
 
-			$this->upload_baseurl = set_url_scheme( $wp_baseurl . $this->core_upload_dir );
+			$this->upload_baseurl = set_url_scheme( $wp_baseurl . $this->core_upload_url );
 
 			return $this->upload_baseurl;
 		}
@@ -1247,4 +1247,4 @@ if ( ! class_exists( 'um\core\Uploader' ) ) {
 		}
 	}
 
-}
\ No newline at end of file
+}