diff --git a/src/wp-includes/class-wp-http-curl.php b/src/wp-includes/class-wp-http-curl.php
index 31bc6ae7a0..39b38110da 100644
--- a/src/wp-includes/class-wp-http-curl.php
+++ b/src/wp-includes/class-wp-http-curl.php
@@ -78,6 +78,9 @@ class WP_Http_Curl {
 			'headers'     => array(),
 			'body'        => null,
 			'cookies'     => array(),
+			'decompress'  => false,
+			'stream'      => false,
+			'filename'    => null,
 		);
 
 		$parsed_args = wp_parse_args( $args, $defaults );
diff --git a/src/wp-includes/class-wp-http-streams.php b/src/wp-includes/class-wp-http-streams.php
index 9ce881a2f1..f3879535f7 100644
--- a/src/wp-includes/class-wp-http-streams.php
+++ b/src/wp-includes/class-wp-http-streams.php
@@ -37,6 +37,9 @@ class WP_Http_Streams {
 			'headers'     => array(),
 			'body'        => null,
 			'cookies'     => array(),
+			'decompress'  => false,
+			'stream'      => false,
+			'filename'    => null,
 		);
 
 		$parsed_args = wp_parse_args( $args, $defaults );