diff --git a/src/Simd/SimdLib.h b/src/Simd/SimdLib.h
index 6db01c34bd..496c92e8b0 100644
--- a/src/Simd/SimdLib.h
+++ b/src/Simd/SimdLib.h
@@ -89,6 +89,16 @@ typedef unsigned __int64  uint64_t;
 #if __cplusplus >= 201703L
 #define SIMD_CPP_2017_ENABLE
 #endif
+
+#if __cplusplus >= 202002L
+#define SIMD_CPP_2020_ENABLE
+#endif
+#endif
+
+#if defined(SIMD_CPP_2020_ENABLE)
+#define SIMD_CONSTEXPR constexpr
+#else
+#define SIMD_CONSTEXPR
 #endif
 
 #if defined(SIMD_CPP_2014_ENABLE)
@@ -7296,7 +7306,7 @@ extern "C"
         \param [in] kernelC - a channel size of the pooling kernel in 3D case. In 2D case it must be equal to 1.
         \param [in] kernelY - a height of the pooling kernel.
         \param [in] kernelX - a width of the pooling kernel.
-        \param [in] strideC - a ñ-stride of the pooling in 3D case. In 2D case it must be equal to 1.
+        \param [in] strideC - a �-stride of the pooling in 3D case. In 2D case it must be equal to 1.
         \param [in] strideY - a y-stride of the pooling.
         \param [in] strideX - a x-stride of the pooling.
         \param [in] padC - a channel pad to the begin of the input image.
diff --git a/src/Simd/SimdPoint.hpp b/src/Simd/SimdPoint.hpp
index e5ac8d500b..59e6a27e5a 100644
--- a/src/Simd/SimdPoint.hpp
+++ b/src/Simd/SimdPoint.hpp
@@ -85,7 +85,7 @@ namespace Simd
             \param [in] tx - initial X value.
             \param [in] ty - initial Y value.
         */
-        template <typename TX, typename TY> Point(TX tx, TY ty);
+       template <typename TX, typename TY> SIMD_CONSTEXPR Point(TX tx, TY ty);
 
         /*!
             Creates a new Point structure on the base of another point of arbitrary type.
@@ -108,7 +108,7 @@ namespace Simd
         /*!
             A point destructor.
         */
-        ~Point();
+        SIMD_CONSTEXPR ~Point();
 
         /*!
             Converts itself to point of arbitrary type.
@@ -371,7 +371,7 @@ namespace Simd
 #endif
 
     template <class TD, class TS>
-    SIMD_INLINE TD Convert(TS src)
+    SIMD_INLINE SIMD_CONSTEXPR TD Convert(TS src)
     {
         return (TD)src;
     }
@@ -396,7 +396,7 @@ namespace Simd
     }
 
     template <typename T> template <typename TX, typename TY>
-    SIMD_INLINE Point<T>::Point(TX tx, TY ty)
+    SIMD_INLINE SIMD_CONSTEXPR Point<T>::Point(TX tx, TY ty)
         : x(Convert<T, TX>(tx))
         , y(Convert<T, TY>(ty))
     {
@@ -419,7 +419,7 @@ namespace Simd
 #endif
 
     template <typename T>
-    SIMD_INLINE Point<T>::~Point()
+    SIMD_INLINE SIMD_CONSTEXPR Point<T>::~Point()
     {
     }