diff --git a/tests/phpunit/tests/dependencies/jquery.php b/tests/phpunit/tests/dependencies/jquery.php
index 30ea876e2f..1d763b0382 100644
--- a/tests/phpunit/tests/dependencies/jquery.php
+++ b/tests/phpunit/tests/dependencies/jquery.php
@@ -21,6 +21,11 @@ class Tests_Dependencies_jQuery extends WP_UnitTestCase {
 
 		$object = $scripts->query( 'jquery', 'registered' );
 		$this->assertInstanceOf( '_WP_Dependency', $object );
+
+		// As of 5.5 jQuery 1.12.4 is loaded without Migrate 1.4.1.
+		// Disable, but keep the followint test for 5.6 when jQuery would be updated to 3.5.1+ and
+		// the latest Migrate will be used.
+		/*
 		$this->assertEqualSets( $object->deps, array_keys( $jquery_scripts ) );
 		foreach ( $object->deps as $dep ) {
 			$o = $scripts->query( $dep, 'registered' );
@@ -28,6 +33,7 @@ class Tests_Dependencies_jQuery extends WP_UnitTestCase {
 			$this->assertTrue( isset( $jquery_scripts[ $dep ] ) );
 			$this->assertEquals( $jquery_scripts[ $dep ], $o->src );
 		}
+		*/
 	}
 
 	function test_presence_of_jquery_no_conflict() {
@@ -113,7 +119,8 @@ class Tests_Dependencies_jQuery extends WP_UnitTestCase {
 			$scripts->add_data( $dep, 'group', 1 );
 		}
 
-		$this->expectOutputRegex( '/^(?:<script[^>]+><\/script>\\n){2}$/' );
+		// Match only one script tag fopr 5.5, revert to `{2}` for 5.6.
+		$this->expectOutputRegex( '/^(?:<script[^>]+><\/script>\\n)$/' );
 
 		$scripts->do_items( false, 0 );
 		$this->assertNotContains( 'jquery', $scripts->done );
@@ -122,7 +129,11 @@ class Tests_Dependencies_jQuery extends WP_UnitTestCase {
 
 		$scripts->do_items( false, 1 );
 		$this->assertContains( 'jquery', $scripts->done );
+
+		// Disable for 5.5 but keep for use in 5.6. See test_location_of_jquery() above.
+		/*
 		$this->assertContains( 'jquery-core', $scripts->done, 'jquery-core in footer' );
 		$this->assertContains( 'jquery-migrate', $scripts->done, 'jquery-migrate in footer' );
+		*/
 	}
 }
diff --git a/tests/phpunit/tests/dependencies/scripts.php b/tests/phpunit/tests/dependencies/scripts.php
index ede0830511..093f02f1e9 100644
--- a/tests/phpunit/tests/dependencies/scripts.php
+++ b/tests/phpunit/tests/dependencies/scripts.php
@@ -632,7 +632,7 @@ JS;
 		$wp_scripts->do_concat = true;
 
 		$ver       = get_bloginfo( 'version' );
-		$expected  = "<script type='text/javascript' src='/wp-admin/load-scripts.php?c=0&amp;load%5Bchunk_0%5D=jquery-core,jquery-migrate&amp;ver={$ver}'></script>\n";
+		$expected  = "<script type='text/javascript' src='/wp-admin/load-scripts.php?c=0&amp;load%5Bchunk_0%5D=jquery&amp;ver={$ver}'></script>\n";
 		$expected .= "<script type='text/javascript' src='http://example.com' id='test-example-js'></script>\n";
 		$expected .= "<script type='text/javascript' id='test-example-js-after'>\nconsole.log(\"after\");\n</script>\n";
 
@@ -657,7 +657,7 @@ JS;
 		$wp_scripts->do_concat = true;
 
 		$ver       = get_bloginfo( 'version' );
-		$expected  = "<script type='text/javascript' src='/wp-admin/load-scripts.php?c=0&amp;load%5Bchunk_0%5D=jquery-core,jquery-migrate&amp;ver={$ver}'></script>\n";
+		$expected  = "<script type='text/javascript' src='/wp-admin/load-scripts.php?c=0&amp;load%5Bchunk_0%5D=jquery&amp;ver={$ver}'></script>\n";
 		$expected .= "<!--[if gte IE 9]>\n";
 		$expected .= "<script type='text/javascript' src='http://example.com' id='test-example-js'></script>\n";
 		$expected .= "<script type='text/javascript' id='test-example-js-after'>\nconsole.log(\"after\");\n</script>\n";
@@ -686,7 +686,7 @@ JS;
 		$wp_scripts->do_concat = true;
 
 		$ver       = get_bloginfo( 'version' );
-		$expected  = "<script type='text/javascript' src='/wp-admin/load-scripts.php?c=0&amp;load%5Bchunk_0%5D=jquery-core,jquery-migrate&amp;ver={$ver}'></script>\n";
+		$expected  = "<script type='text/javascript' src='/wp-admin/load-scripts.php?c=0&amp;load%5Bchunk_0%5D=jquery&amp;ver={$ver}'></script>\n";
 		$expected .= "<script type='text/javascript' id='test-example-js-before'>\nconsole.log(\"before\");\n</script>\n";
 		$expected .= "<script type='text/javascript' src='http://example.com' id='test-example-js'></script>\n";
 
@@ -712,7 +712,7 @@ JS;
 		$wp_scripts->do_concat = true;
 
 		$ver       = get_bloginfo( 'version' );
-		$expected  = "<script type='text/javascript' src='/wp-admin/load-scripts.php?c=0&amp;load%5Bchunk_0%5D=jquery-core,jquery-migrate&amp;ver={$ver}'></script>\n";
+		$expected  = "<script type='text/javascript' src='/wp-admin/load-scripts.php?c=0&amp;load%5Bchunk_0%5D=jquery&amp;ver={$ver}'></script>\n";
 		$expected .= "<script type='text/javascript' id='test-example-js-before'>\nconsole.log(\"before\");\n</script>\n";
 		$expected .= "<script type='text/javascript' src='http://example.com' id='test-example-js'></script>\n";
 		$expected .= "<script type='text/javascript' src='/wp-includes/js/dist/vendor/wp-polyfill.min.js' id='wp-polyfill-js'></script>\n";