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-rw-r--r--sqlglot/dialects/clickhouse.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/sqlglot/dialects/clickhouse.py b/sqlglot/dialects/clickhouse.py
index cfa9a7e..efaf34c 100644
--- a/sqlglot/dialects/clickhouse.py
+++ b/sqlglot/dialects/clickhouse.py
@@ -345,7 +345,7 @@ class ClickHouse(Dialect):
"CONCAT",
*[
exp.func("if", e.is_(exp.null()), e, exp.cast(e, "text"))
- for e in expression.expressions
+ for e in t.cast(t.List[exp.Condition], expression.expressions)
],
)