diff --git a/src/libs/vmisc/fpm/fixed.hpp b/src/libs/vmisc/fpm/fixed.hpp
index 5471a0dc3..556456a40 100644
--- a/src/libs/vmisc/fpm/fixed.hpp
+++ b/src/libs/vmisc/fpm/fixed.hpp
@@ -435,7 +435,7 @@ struct numeric_limits<fpm::fixed<B,I,F>>
     static constexpr bool has_infinity = false;
     static constexpr bool has_quiet_NaN = false;
     static constexpr bool has_signaling_NaN = false;
-    static constexpr bool has_denorm = std::denorm_absent;
+    static constexpr std::float_denorm_style has_denorm = std::denorm_absent;
     static constexpr bool has_denorm_loss = false;
     static constexpr std::float_round_style round_style = std::round_to_nearest;
     static constexpr bool is_iec_559 = false;
@@ -492,6 +492,56 @@ struct numeric_limits<fpm::fixed<B,I,F>>
     }
 };
 
+// See https://stackoverflow.com/a/46719572/3045403
+#if __cplusplus < 201703L
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::is_specialized; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::is_signed; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::is_integer; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::is_exact; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::has_infinity; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::has_quiet_NaN; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::has_signaling_NaN; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr std::float_denorm_style numeric_limits<fpm::fixed<B,I,F>>::has_denorm; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::has_denorm_loss; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr std::float_round_style numeric_limits<fpm::fixed<B,I,F>>::round_style; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::is_iec_559; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::is_bounded; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::is_modulo; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr int numeric_limits<fpm::fixed<B,I,F>>::digits; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr int numeric_limits<fpm::fixed<B,I,F>>::digits10; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr int numeric_limits<fpm::fixed<B,I,F>>::max_digits10; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr int numeric_limits<fpm::fixed<B,I,F>>::radix; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr int numeric_limits<fpm::fixed<B,I,F>>::min_exponent; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr int numeric_limits<fpm::fixed<B,I,F>>::min_exponent10; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr int numeric_limits<fpm::fixed<B,I,F>>::max_exponent; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr int numeric_limits<fpm::fixed<B,I,F>>::max_exponent10; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::traps; // NOLINT(readability-redundant-declaration)
+template <typename B, typename I, unsigned int F>
+constexpr bool numeric_limits<fpm::fixed<B,I,F>>::tinyness_before; // NOLINT(readability-redundant-declaration)
+#endif
+
 }  // namespace std
 
 #endif