diff --git a/src/Columns/ColumnConst.h b/src/Columns/ColumnConst.h
index b8b3984be20..99a230720a4 100644
--- a/src/Columns/ColumnConst.h
+++ b/src/Columns/ColumnConst.h
@@ -269,7 +269,7 @@ public:
     bool isFixedAndContiguous() const override { return data->isFixedAndContiguous(); }
     bool valuesHaveFixedSize() const override { return data->valuesHaveFixedSize(); }
     size_t sizeOfValueIfFixed() const override { return data->sizeOfValueIfFixed(); }
-    std::string_ref getRawData() const override { return data->getRawData(); }
+    std::string_view getRawData() const override { return data->getRawData(); }
 
     /// Not part of the common interface.
 
diff --git a/src/Columns/ColumnFixedString.h b/src/Columns/ColumnFixedString.h
index 6d0b1910725..7c2d9b1a155 100644
--- a/src/Columns/ColumnFixedString.h
+++ b/src/Columns/ColumnFixedString.h
@@ -209,7 +209,7 @@ public:
 
     bool isFixedAndContiguous() const override { return true; }
     size_t sizeOfValueIfFixed() const override { return n; }
-    std::string_view getRawData() const override { return {chars.data(), chars.size()}; }
+    std::string_view getRawData() const override { return {reinterpret_cast<const char *>(chars.data()), chars.size()}; }
 
     /// Specialized part of interface, not from IColumn.
     void insertString(const String & string) { insertData(string.c_str(), string.size()); }