diff --git a/superset/db_engine_specs/oracle.py b/superset/db_engine_specs/oracle.py
index 1df5736b824..37c779b8aa9 100644
--- a/superset/db_engine_specs/oracle.py
+++ b/superset/db_engine_specs/oracle.py
@@ -27,7 +27,7 @@ class OracleEngineSpec(BaseEngineSpec):
     engine = "oracle"
     engine_name = "Oracle"
     force_column_alias_quotes = True
-    max_column_name_length = 30
+    max_column_name_length = 128
 
     _time_grain_expressions = {
         None: "{col}",
diff --git a/tests/unit_tests/db_engine_specs/test_oracle.py b/tests/unit_tests/db_engine_specs/test_oracle.py
index 376b29bbf38..01999b5e274 100644
--- a/tests/unit_tests/db_engine_specs/test_oracle.py
+++ b/tests/unit_tests/db_engine_specs/test_oracle.py
@@ -31,7 +31,7 @@ from tests.unit_tests.fixtures.common import dttm  # noqa: F401
 @pytest.mark.parametrize(
     "column_name,expected_result",
     [
-        ("This_Is_32_Character_Column_Name", "3b26974078683be078219674eeb8f5"),
+        ("a" * 129, "b325dc1c6f5e7a2b7cf465b9feab7948"),
         ("snake_label", "snake_label"),
         ("camelLabel", "camelLabel"),
     ],