diff --git a/doc/fixes3-7-0.txt b/doc/fixes3-7-0.txt
index ab4c8605c..d2f739e69 100644
--- a/doc/fixes3-7-0.txt
+++ b/doc/fixes3-7-0.txt
@@ -1711,6 +1711,7 @@ Windows: when VIRTUAL_TERMINAL_SEQUENCES was not defined, the preprocessing
 	would fail on consoletty.c
 Windows: original fix for GLYPH_UNEXPLORED background tile merging resulted
 	in a new issue where the map wasn't being cleared on level changes
+Windows: don't dupstr the return value of setlocale if it is NULL
 X11: fix build failure if STATUS_HILITES is disabled
 X11: was still initializing map to 'stone' instead of 'unexplored' after they
 	became separate glyphs