diff --git a/src/Columns/ColumnNullable.cpp b/src/Columns/ColumnNullable.cpp
index 48b3740fa97..02a3de5ae55 100644
--- a/src/Columns/ColumnNullable.cpp
+++ b/src/Columns/ColumnNullable.cpp
@@ -140,9 +140,9 @@ StringRef ColumnNullable::serializeValueIntoArena(size_t n, Arena & arena, char
     const bool is_null = arr[n];
     static constexpr auto s = sizeof(arr[0]);
     char * pos;
-    if (const ColumnString * string_col = checkAndGetColumn<ColumnString>(getNestedColumn()))
+    if (isString(nested_column->getDataType()))
     {
-        auto data = string_col->getDataAt(n);
+        auto data = nested_column->getDataAt(n);
         size_t string_size = data.size + 1;
         auto memory_size = is_null ? s : s + sizeof(string_size) + string_size;
         pos = arena.allocContinue(memory_size, begin);
@@ -154,6 +154,19 @@ StringRef ColumnNullable::serializeValueIntoArena(size_t n, Arena & arena, char
         }
         return StringRef(pos, memory_size);
     }
+    else if (isNumber(nested_column->getDataType()) || isFixedString(nested_column->getDataType()))
+    {
+        auto data = nested_column->getDataAt(n);
+        auto size = data.size;
+        auto memory_size = is_null ? s : s + size;
+        pos = arena.allocContinue(memory_size, begin);
+        memcpy(pos, &arr[n], s);
+        if (!is_null)
+        {
+            memcpy(pos + s, data.data, size);
+        }
+        return StringRef(pos, memory_size);
+    }
     else
     {
         pos = arena.allocContinue(s, begin);
diff --git a/tests/performance/aggregate_with_serialized_method.xml b/tests/performance/aggregate_with_serialized_method.xml
index 3c0ad4a7223..a280dae67aa 100644
--- a/tests/performance/aggregate_with_serialized_method.xml
+++ b/tests/performance/aggregate_with_serialized_method.xml
@@ -11,13 +11,19 @@
         key_string1 Nullable(String),
         key_string2 Nullable(String),
         key_string3 Nullable(String),
+        key_int64_1 Nullable(Int64),
+        key_int64_2 Nullable(Int64),
+        key_int64_3 Nullable(Int64),
+        key_int64_4 Nullable(Int64),
+        key_int64_5 Nullable(Int64),
         m1 Int64,
-        m2 Int64,
+        m2 Int64
         )
         ENGINE = Memory
     </create_query>
-    <fill_query>insert into t_nullable select ['aaaaaa','bbaaaa','ccaaaa','ddaaaa'][number % 101 + 1], ['aa','bb','cc','dd'][number % 100 + 1], ['aa','bb','cc','dd'][number % 102 + 1], number%6000+1, number%5000+2 from numbers_mt(20000000)</fill_query>
+    <fill_query>insert into t_nullable select ['aaaaaa','bbaaaa','ccaaaa','ddaaaa'][number % 101 + 1], ['aa','bb','cc','dd'][number % 100 + 1], ['aa','bb','cc','dd'][number % 102 + 1], number%1000+1, number%1000+2, number%1000+3, number%1000+4,number%1000+5, number%6000+1, number%5000+2 from numbers_mt(20000000)</fill_query>
     <query>select key_string1,key_string2,key_string3, min(m1) from t_nullable group by key_string1,key_string2,key_string3</query>
+    <query>select key_string3,key_int64_1,key_int64_2, min(m1) from t_nullable group by key_string3,key_int64_1,key_int64_2</query>
 
     <drop_query>drop table if exists t_nullable</drop_query>
 </test>
\ No newline at end of file