diff --git a/phpunit/tests/parser.php b/phpunit/tests/parser.php
index aaede3b..ab3b2f0 100644
--- a/phpunit/tests/parser.php
+++ b/phpunit/tests/parser.php
@@ -236,7 +236,7 @@ function test_blank_lines_in_content() {
 			$result  = $parser->parse( $file );
 
 			// Check the number of new lines characters
-			$this->assertSame( 3, substr_count( $result['posts'][0]['post_content'], PHP_EOL ), $message );
+			$this->assertSame( 3, substr_count( $result['posts'][0]['post_content'], "\n" ), $message );
 		}
 	}