diff --git a/wp-admin/includes/class-wp-themes-list-table.php b/wp-admin/includes/class-wp-themes-list-table.php
index f4bb2d880..be9a615d4 100644
--- a/wp-admin/includes/class-wp-themes-list-table.php
+++ b/wp-admin/includes/class-wp-themes-list-table.php
@@ -152,8 +152,8 @@ class WP_Themes_List_Table extends WP_List_Table {
 			$actions = implode ( ' | ', $actions );
 			?>
 			<a href="<?php echo $preview_link; ?>" class="thickbox thickbox-preview screenshot">
-			<?php if ( $theme->get_screenshot() ) : ?>
-				<img src="<?php echo esc_url( $theme->get_screenshot( 'absolute' ) ); ?>" alt="" />
+			<?php if ( $screenshot = $theme->get_screenshot() ) : ?>
+				<img src="<?php echo esc_url( $screenshot ); ?>" alt="" />
 			<?php endif; ?>
 			</a>
 			<h3><?php
diff --git a/wp-admin/themes.php b/wp-admin/themes.php
index 05be2b24f..42967667c 100644
--- a/wp-admin/themes.php
+++ b/wp-admin/themes.php
@@ -99,8 +99,8 @@ if ( ! is_multisite() && current_user_can( 'install_themes' ) ) : ?>
 <?php $ct = wp_get_theme(); ?>
 <h3><?php _e( 'Current Theme' ); ?></h3>
 <div id="current-theme">
-<?php if ( $ct->get_screenshot() ) : ?>
-<img src="<?php echo $ct->get_screenshot( 'absolute' ); ?>" alt="<?php esc_attr_e( 'Current theme preview'); ?>" />
+<?php if ( $screenshot = $ct->get_screenshot() ) : ?>
+<img src="<?php echo esc_url( $screenshot ); ?>" alt="<?php esc_attr_e( 'Current theme preview'); ?>" />
 <?php endif; ?>
 <h4><?php
 	/* translators: 1: theme title, 2: theme version, 3: theme author */
diff --git a/wp-includes/class-wp-theme.php b/wp-includes/class-wp-theme.php
index 3f9a3803b..7ff452c47 100644
--- a/wp-includes/class-wp-theme.php
+++ b/wp-includes/class-wp-theme.php
@@ -280,7 +280,7 @@ final class WP_Theme implements ArrayAccess {
 			case 'stylesheet' :
 				return $this->get_stylesheet();
 			case 'screenshot' :
-				return $this->get_screenshot();
+				return $this->get_screenshot( 'relative' );
 			// 'author' and 'description' did not previously return translated data.
 			case 'description' :
 				return $this->display('Description');
@@ -360,7 +360,7 @@ final class WP_Theme implements ArrayAccess {
 			case 'Stylesheet Dir' :
 				return $this->get_stylesheet_directory();
 			case 'Screenshot' :
-				return $this->get_screenshot();
+				return $this->get_screenshot( 'relative' );
 			case 'Tags' :
 				return $this->get('Tags');
 			case 'Theme Root' :
@@ -792,15 +792,15 @@ final class WP_Theme implements ArrayAccess {
 	 * @since 3.4.0
 	 * @access public
 	 *
-	 * @param string $uri Type of URL to include, either relative or absolute. Defaults to relative.
+	 * @param string $uri Type of URL to include, either 'relative' or an absolute URI. Defaults to absolute URI.
 	 * @return mixed Screenshot file. False if the theme does not have a screenshot.
 	 */
-	public function get_screenshot( $uri = 'relative' ) {
+	public function get_screenshot( $uri = 'uri' ) {
 		$screenshot = $this->cache_get( 'screenshot' );
 		if ( $screenshot ) {
-			if ( 'absolute' == $uri )
-				return $this->get_stylesheet_directory_uri() . '/' . $screenshot;
-			return $screenshot;
+			if ( 'relative' == $uri )
+				return $screenshot;
+			return $this->get_stylesheet_directory_uri() . '/' . $screenshot;
 		} elseif ( 0 === $screenshot ) {
 			return false;
 		}
@@ -840,7 +840,7 @@ final class WP_Theme implements ArrayAccess {
 
 		// This will set the screenshot cache.
 		// If there is no screenshot, the screenshot_count cache will also be set.
-		if ( ! $screenshot = $this->get_screenshot() )
+		if ( ! $screenshot = $this->get_screenshot( 'relative' ) )
 			return 0;
 
 		$prefix = $this->get_stylesheet() . '/screenshot-';
@@ -868,7 +868,7 @@ final class WP_Theme implements ArrayAccess {
 		if ( ! $count = $this->get_screenshot_count() )
 			return array();
 
-		$screenshots = array( $this->get_screenshot() );
+		$screenshots = array( $this->get_screenshot( 'relative' ) );
 		for ( $i = 2; $i <= $count; $i++ )
 			$screenshots[] = 'screenshot-' . $i . '.png';
 		return $screenshots;
diff --git a/wp-includes/customize-controls.php b/wp-includes/customize-controls.php
index ab0df490c..94f682178 100644
--- a/wp-includes/customize-controls.php
+++ b/wp-includes/customize-controls.php
@@ -28,7 +28,7 @@ wp_enqueue_style( 'customize-controls' );
 do_action( 'customize_controls_enqueue_scripts' );
 
 $theme = wp_get_theme();
-$screenshot = $theme->get_screenshot( 'absolute' );
+$screenshot = $theme->get_screenshot();
 
 // Let's roll.
 @header('Content-Type: ' . get_option('html_type') . '; charset=' . get_option('blog_charset'));