diff --git a/test/format-test.cc b/test/format-test.cc
index 45cfe824..f00d01e5 100644
--- a/test/format-test.cc
+++ b/test/format-test.cc
@@ -35,10 +35,7 @@
 #include <memory>
 #include <sstream>
 
-// Check if format.h compiles with windows.h included.
 #ifdef _WIN32
-# include <windows.h>
-
 // Fix MSVC warning about "unsafe" fopen.
 FILE *FOpen(const char *filename, const char *mode) {
   FILE *f = 0;
diff --git a/test/util-test.cc b/test/util-test.cc
index bb89a97e..98f99d5b 100644
--- a/test/util-test.cc
+++ b/test/util-test.cc
@@ -27,9 +27,15 @@
 
 #include <cstring>
 #include "gtest-extra.h"
-#include "format.h"
 #include "util.h"
 
+// Check if format.h compiles with windows.h included.
+#ifdef _WIN32
+# include <windows.h>
+#endif
+
+#include "format.h"
+
 using fmt::StringRef;
 
 namespace {