diff --git a/windows/winstuff.h b/windows/winstuff.h
index c941e3c3..8c281944 100644
--- a/windows/winstuff.h
+++ b/windows/winstuff.h
@@ -93,6 +93,11 @@ struct FontSpec *fontspec_new(const char *name,
 #define PLATFORM_HAS_SMEMCLR /* inhibit cross-platform one in misc.c */
 #endif
 
+/* Up-to-date Windows headers warn that the unprefixed versions of
+ * these names are deprecated. */
+#define stricmp _stricmp
+#define strnicmp _strnicmp
+
 #define BROKEN_PIPE_ERROR_CODE ERROR_BROKEN_PIPE   /* used in sshshare.c */
 
 /*