diff --git a/src/types.h b/src/types.h
index ca9ef6152ba..e83b306dc73 100644
--- a/src/types.h
+++ b/src/types.h
@@ -264,36 +264,19 @@ struct DirtyPiece {
     Square to[3];
 };
 
-    #define ENABLE_BASE_OPERATORS_ON(T) \
-        constexpr T operator+(T d1, int d2) { return T(int(d1) + d2); } \
-        constexpr T operator-(T d1, int d2) { return T(int(d1) - d2); } \
-        constexpr T operator-(T d) { return T(-int(d)); } \
-        inline T&   operator+=(T& d1, int d2) { return d1 = d1 + d2; } \
-        inline T&   operator-=(T& d1, int d2) { return d1 = d1 - d2; }
-
     #define ENABLE_INCR_OPERATORS_ON(T) \
         inline T& operator++(T& d) { return d = T(int(d) + 1); } \
         inline T& operator--(T& d) { return d = T(int(d) - 1); }
 
-    #define ENABLE_FULL_OPERATORS_ON(T) \
-        ENABLE_BASE_OPERATORS_ON(T) \
-        constexpr T   operator*(int i, T d) { return T(i * int(d)); } \
-        constexpr T   operator*(T d, int i) { return T(int(d) * i); } \
-        constexpr T   operator/(T d, int i) { return T(int(d) / i); } \
-        constexpr int operator/(T d1, T d2) { return int(d1) / int(d2); } \
-        inline T&     operator*=(T& d, int i) { return d = T(int(d) * i); } \
-        inline T&     operator/=(T& d, int i) { return d = T(int(d) / i); }
-
-ENABLE_FULL_OPERATORS_ON(Direction)
-
 ENABLE_INCR_OPERATORS_ON(PieceType)
 ENABLE_INCR_OPERATORS_ON(Square)
 ENABLE_INCR_OPERATORS_ON(File)
 ENABLE_INCR_OPERATORS_ON(Rank)
 
-    #undef ENABLE_FULL_OPERATORS_ON
     #undef ENABLE_INCR_OPERATORS_ON
-    #undef ENABLE_BASE_OPERATORS_ON
+
+constexpr Direction operator+(Direction d1, Direction d2) { return Direction(int(d1) + int(d2)); }
+constexpr Direction operator*(int i, Direction d) { return Direction(i * int(d)); }
 
 // Additional operators to add a Direction to a Square
 constexpr Square operator+(Square s, Direction d) { return Square(int(s) + int(d)); }