diff --git a/CPP/7zip/UI/Common/ZipRegistry.cpp b/CPP/7zip/UI/Common/ZipRegistry.cpp
index d1ec915f..4fb90c8f 100644
--- a/CPP/7zip/UI/Common/ZipRegistry.cpp
+++ b/CPP/7zip/UI/Common/ZipRegistry.cpp
@@ -106,7 +106,8 @@ static LPCTSTR const kKeyName = TEXT("Extraction");
 static LPCTSTR const kExtractMode = TEXT("ExtractMode");
 static LPCTSTR const kOverwriteMode = TEXT("OverwriteMode");
 static LPCTSTR const kShowPassword = TEXT("ShowPassword");
-static LPCTSTR const kPathHistory = TEXT("PathHistory");
+// Unused?
+// static LPCTSTR const kPathHistory = TEXT("PathHistory");
 static LPCTSTR const kSplitDest = TEXT("SplitDest");
 static LPCTSTR const kElimDup = TEXT("ElimDup");
 // static LPCTSTR const kAltStreams = TEXT("AltStreams");