diff --git a/src/Checksum_Core_Command.php b/src/Checksum_Core_Command.php
index 0d7ee94a..278ab7d2 100644
--- a/src/Checksum_Core_Command.php
+++ b/src/Checksum_Core_Command.php
@@ -241,6 +241,6 @@ private static function find_var( $var_name, $code ) {
 
 		$value = substr( $code, $start, $end - $start );
 
-		return trim( $value, "'" );
+		return trim( $value, " '" );
 	}
 }