diff --git a/include/fmt/core.h b/include/fmt/core.h
index 0efb34e4..13d5d43c 100644
--- a/include/fmt/core.h
+++ b/include/fmt/core.h
@@ -210,7 +210,7 @@
 #ifndef FMT_BEGIN_NAMESPACE
 #  define FMT_BEGIN_NAMESPACE \
     namespace fmt {           \
-    inline namespace v8 {
+    inline namespace v9 {
 #  define FMT_END_NAMESPACE \
     }                       \
     }
@@ -306,23 +306,17 @@ template <typename T> using type_identity_t = typename type_identity<T>::type;
 template <typename T>
 using underlying_t = typename std::underlying_type<T>::type;
 
-template <typename...>
-struct disjunction : std::false_type {};
-template <typename P>
-struct disjunction<P> : P {};
+template <typename...> struct disjunction : std::false_type {};
+template <typename P> struct disjunction<P> : P {};
 template <typename P1, typename... Pn>
-struct disjunction<P1, Pn...> 
-  : conditional_t<bool(P1::value), P1, disjunction<Pn...>> {
-};
+struct disjunction<P1, Pn...>
+    : conditional_t<bool(P1::value), P1, disjunction<Pn...>> {};
 
-template <typename...>
-struct conjunction : std::true_type {};
-template <typename P>
-struct conjunction<P> : P {};
+template <typename...> struct conjunction : std::true_type {};
+template <typename P> struct conjunction<P> : P {};
 template <typename P1, typename... Pn>
 struct conjunction<P1, Pn...>
-  : conditional_t<bool(P1::value), conjunction<Pn...>, P1> {
-};
+    : conditional_t<bool(P1::value), conjunction<Pn...>, P1> {};
 
 struct monostate {
   constexpr monostate() {}