diff --git a/wp-includes/general-template.php b/wp-includes/general-template.php
index 48ff235e64..ed0f001cee 100644
--- a/wp-includes/general-template.php
+++ b/wp-includes/general-template.php
@@ -4384,11 +4384,6 @@ function register_admin_color_schemes() {
 		)
 	);
 
-	// Other color schemes are not available when running out of src.
-	if ( false !== strpos( get_bloginfo( 'version' ), '-src' ) ) {
-		return;
-	}
-
 	wp_admin_css_color(
 		'light',
 		_x( 'Light', 'admin color scheme' ),
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 92086551ab..69bb59c512 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.5-alpha-48310';
+$wp_version = '5.5-alpha-48311';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.