diff --git a/superset/db_engine_specs/snowflake.py b/superset/db_engine_specs/snowflake.py
index 058ca89c6af2..741bc89b37a8 100644
--- a/superset/db_engine_specs/snowflake.py
+++ b/superset/db_engine_specs/snowflake.py
@@ -27,6 +27,7 @@
 from sqlalchemy.engine.url import make_url, URL
 from typing_extensions import TypedDict
 
+from superset.databases.utils import encode_parameters
 from superset.db_engine_specs.postgres import PostgresBaseEngineSpec
 from superset.errors import ErrorLevel, SupersetError, SupersetErrorType
 from superset.models.sql_lab import Query
@@ -198,6 +199,9 @@ def build_sqlalchemy_uri(
         ] = None,
     ) -> str:
 
+        # encode parameters
+        parameters = encode_parameters(parameters)  # type: ignore
+
         return str(
             URL(
                 "snowflake",