diff --git a/fmt/format.h b/fmt/format.h
index 39e0ad67..6a0837f5 100644
--- a/fmt/format.h
+++ b/fmt/format.h
@@ -253,13 +253,10 @@ typedef __int64          intmax_t;
 #ifndef FMT_DEFAULTED_COPY_CTOR
 # if FMT_USE_DEFAULTED_FUNCTIONS || FMT_HAS_FEATURE(cxx_defaulted_functions) || \
    (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800
-#  define FMT_DEFAULTED  = default
 #  define FMT_DEFAULTED_COPY_CTOR(TypeName) \
-    TypeName(const TypeName&) = default
+    TypeName(const TypeName&) = default;
 # else
-#  define FMT_DEFAULTED  {}
-#  define FMT_DEFAULTED_COPY_CTOR(TypeName) \
-    TypeName(const TypeName&) {}
+#  define FMT_DEFAULTED_COPY_CTOR(TypeName)
 # endif
 #endif
 
@@ -2422,7 +2419,7 @@ class SystemError : public internal::RuntimeError {
   SystemError(int error_code, CStringRef message) {
     init(error_code, message, ArgList());
   }
-  FMT_DEFAULTED_COPY_CTOR(SystemError);
+  FMT_DEFAULTED_COPY_CTOR(SystemError)
   FMT_VARIADIC_CTOR(SystemError, init, int, CStringRef)
 
   FMT_API ~SystemError() FMT_DTOR_NOEXCEPT;