diff --git a/main/inc/lib/main_api.lib.php b/main/inc/lib/main_api.lib.php
index 6ee6e8a52a..72f67a15a9 100644
--- a/main/inc/lib/main_api.lib.php
+++ b/main/inc/lib/main_api.lib.php
@@ -3253,22 +3253,20 @@ function api_get_encrypted_password($password,$salt = '')
 	}
 	
 }
+
 /** Check if a secret key is valid
  *  @param string $original_key_secret  - secret key from (webservice) client
  *  @param string $security_key - security key from dokeos
  *  @return boolean - true if secret key is valid, false otherwise 
  */
-function api_is_valid_secret_key($original_key_secret,$segurity_key) {
-
+function api_is_valid_secret_key($original_key_secret,$security_key) {
     global $_configuration;
-    
-    if ( $original_key_secret == sha1($segurity_key)) {
+    if ( $original_key_secret == sha1($security_key)) {
             return true; //secret key is incorrect
     } else {
         return false;
     }       
 }
-
 /**
  * Check if a user is into course
  * @param string $course_id - the course id