diff --git a/extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-mysql/src/main/resources/org/glyptodon/guacamole/auth/jdbc/user/UserMapper.xml b/extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-mysql/src/main/resources/org/glyptodon/guacamole/auth/jdbc/user/UserMapper.xml
index fb7e6ff55..5e284658f 100644
--- a/extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-mysql/src/main/resources/org/glyptodon/guacamole/auth/jdbc/user/UserMapper.xml
+++ b/extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-mysql/src/main/resources/org/glyptodon/guacamole/auth/jdbc/user/UserMapper.xml
@@ -110,7 +110,7 @@
             password_salt
         FROM guacamole_user
         WHERE
-            username = #{identifier,jdbcType=VARCHAR}
+            username = #{username,jdbcType=VARCHAR}
 
     </select>