diff --git a/extensions/guacamole-auth-mysql/src/main/java/net/sourceforge/guacamole/net/auth/mysql/MySQLConstants.java b/extensions/guacamole-auth-mysql/src/main/java/net/sourceforge/guacamole/net/auth/mysql/MySQLConstants.java
index becec0ed2..99de9fdc8 100644
--- a/extensions/guacamole-auth-mysql/src/main/java/net/sourceforge/guacamole/net/auth/mysql/MySQLConstants.java
+++ b/extensions/guacamole-auth-mysql/src/main/java/net/sourceforge/guacamole/net/auth/mysql/MySQLConstants.java
@@ -41,7 +41,7 @@ import net.sourceforge.guacamole.net.auth.permission.UserDirectoryPermission;
 import net.sourceforge.guacamole.net.auth.permission.UserPermission;
 
 /**
- * A set of constants that useful for the MySQL-based authentication provider.
+ * A set of constants that are useful for the MySQL-based authentication provider.
  * @author James Muehlner
  */
 public final class MySQLConstants {