diff --git a/src/Core/DecimalComparison.h b/src/Core/DecimalComparison.h
index 9665d39cf1c..5b017cd4634 100644
--- a/src/Core/DecimalComparison.h
+++ b/src/Core/DecimalComparison.h
@@ -36,10 +36,13 @@ inline bool allowDecimalComparison(const DataTypePtr & left_type, const DataType
     return false;
 }
 
-template <size_t > struct ConstructDecInt { using Type = Int32; };
+template <size_t> struct ConstructDecInt;
+template <> struct ConstructDecInt<1> { using Type = Int32; };
+template <> struct ConstructDecInt<2> { using Type = Int32; };
+template <> struct ConstructDecInt<4> { using Type = Int32; };
 template <> struct ConstructDecInt<8> { using Type = Int64; };
 template <> struct ConstructDecInt<16> { using Type = Int128; };
-template <> struct ConstructDecInt<48> { using Type = Int256; };
+template <> struct ConstructDecInt<32> { using Type = Int256; };
 
 template <typename T, typename U>
 struct DecCompareInt