diff --git a/include/fmt/compile.h b/include/fmt/compile.h
index 38e02dfa..94e13c02 100644
--- a/include/fmt/compile.h
+++ b/include/fmt/compile.h
@@ -331,7 +331,7 @@ template <typename T, typename Char> struct parse_specs_result {
   int next_arg_id;
 };
 
-constexpr int manual_indexing_id = -1;
+enum { manual_indexing_id = -1 };
 
 template <typename T, typename Char>
 constexpr parse_specs_result<T, Char> parse_specs(basic_string_view<Char> str,
diff --git a/include/fmt/format-inl.h b/include/fmt/format-inl.h
index 2bda1c56..ba4b9564 100644
--- a/include/fmt/format-inl.h
+++ b/include/fmt/format-inl.h
@@ -195,7 +195,7 @@ inline int floor_log10_pow2_minus_log10_4_over_3(int e) noexcept {
   return (e * 631305 - 261663) >> 21;
 }
 
-static constexpr struct {
+FMT_INLINE_VARIABLE constexpr struct {
   uint32_t divisor;
   int shift_amount;
 } div_small_pow10_infos[] = {{10, 16}, {100, 16}};