diff --git a/src/Functions/toYear.cpp b/src/Functions/toYear.cpp
index 870582e2ccd..8db857c132e 100644
--- a/src/Functions/toYear.cpp
+++ b/src/Functions/toYear.cpp
@@ -12,6 +12,8 @@ using FunctionToYear = FunctionDateOrDateTimeToSomething<DataTypeUInt16, ToYearI
 void registerFunctionToYear(FunctionFactory & factory)
 {
     factory.registerFunction<FunctionToYear>();
+    /// MysQL compatibility alias.
+    factory.registerFunction<FunctionToYear>("YEAR", FunctionFactory::CaseInsensitive);
 }
 
 }
diff --git a/tests/queries/0_stateless/01669_test_toYear_mysql_dialect.reference b/tests/queries/0_stateless/01669_test_toYear_mysql_dialect.reference
new file mode 100644
index 00000000000..6f6d045ba55
--- /dev/null
+++ b/tests/queries/0_stateless/01669_test_toYear_mysql_dialect.reference
@@ -0,0 +1 @@
+2016
diff --git a/tests/queries/0_stateless/01669_test_toYear_mysql_dialect.sql b/tests/queries/0_stateless/01669_test_toYear_mysql_dialect.sql
new file mode 100644
index 00000000000..f7cd84314e2
--- /dev/null
+++ b/tests/queries/0_stateless/01669_test_toYear_mysql_dialect.sql
@@ -0,0 +1 @@
+SELECT YEAR(toDateTime('2016-06-15 23:00:00'));
\ No newline at end of file