diff --git a/check.php b/check.php
index 246f1df..ddc6349 100644
--- a/check.php
+++ b/check.php
@@ -292,7 +292,7 @@ function game_check_common_problems_crossword_cryptex($game, &$warnings) {
 
     global $CFG, $DB;
 
-    if ($game->param1 < 10) {
+    if (($game->param1 < 10) && ($game->param1 > 0)) {
         $warnings[] = get_string( 'common_problems_crossword_param1', 'game').' (='.$game->param1.')';
     }
 }
diff --git a/version.php b/version.php
index 61ad2b8..9ea917b 100644
--- a/version.php
+++ b/version.php
@@ -35,10 +35,10 @@ if (!isset( $plugin)) {
 }
 
 $plugin->component = 'mod_game';  // Full name of the plugin (used for diagnostics).
-$plugin->version   = 2017080603;  // The current module version (Date: YYYYMMDDXX).
+$plugin->version   = 2017081101;  // The current module version (Date: YYYYMMDDXX).
 $plugin->requires  = 2010112400;  // Requires Moodle 2.0.
 $plugin->cron      = 0;           // Period for cron to check this module (secs).
-$plugin->release   = '2017-08-06';
+$plugin->release   = '2017-08-11';
 $plugin->maturity = MATURITY_STABLE;
 
 if ($useplugin != 2) {