diff --git a/include/ki/serialization/SerializerBinary.h b/include/ki/serialization/SerializerBinary.h
index 0f8a5a5..0532100 100644
--- a/include/ki/serialization/SerializerBinary.h
+++ b/include/ki/serialization/SerializerBinary.h
@@ -65,7 +65,7 @@ namespace serialization
 		const pclass::PropertyClass *m_root_object;
 	};
 }
-
-	// Make sure the flags enum can be used like a bitflag
-	MAKE_FLAGS_ENUM(ki::serialization::SerializerBinary::flags);
 }
+
+// Make sure the flags enum can be used like a bitflag
+MAKE_FLAGS_ENUM(ki::serialization::SerializerBinary::flags);
diff --git a/include/ki/util/FlagsEnum.h b/include/ki/util/FlagsEnum.h
index c178526..5b5907b 100644
--- a/include/ki/util/FlagsEnum.h
+++ b/include/ki/util/FlagsEnum.h
@@ -2,8 +2,9 @@
 #include <type_traits>
 
 #define MAKE_FLAGS_ENUM(n) \
-	template <> \
-	struct ki::is_flags_enum<n> : std::true_type {}
+	namespace ki { \
+		template <> \
+		struct is_flags_enum<n> : std::true_type {}; }
 
 #define SET_FLAG(v, f) v |= f
 #define UNSET_FLAG(v, f) v &= ~f
@@ -65,4 +66,4 @@ namespace ki
 	{
 		return lhs = lhs & rhs;
 	}
-}
\ No newline at end of file
+}