diff --git a/application/Espo/Core/Formula/Functions/DatetimeGroup/DiffType.php b/application/Espo/Core/Formula/Functions/DatetimeGroup/DiffType.php
index 6424ffb13b..aafaaaf31f 100644
--- a/application/Espo/Core/Formula/Functions/DatetimeGroup/DiffType.php
+++ b/application/Espo/Core/Formula/Functions/DatetimeGroup/DiffType.php
@@ -16,7 +16,7 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
- * You should have received a copy of the GNU General Public Licenseвін
+ * You should have received a copy of the GNU General Public License
  * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
  *
  * The interactive user interfaces in modified source and object code versions