diff --git a/test/format-impl-test.cc b/test/format-impl-test.cc
index c4ed2480..467c13cd 100644
--- a/test/format-impl-test.cc
+++ b/test/format-impl-test.cc
@@ -29,6 +29,8 @@
 #include "format.cc"
 #include "gtest-extra.h"
 
+#undef max
+
 TEST(FormatTest, ArgConverter) {
   using fmt::internal::Arg;
   Arg arg = Arg();