From 14aecbb288b71bbb79ddca638918318c9298200b Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Mon, 26 Oct 2020 20:36:46 +0100
Subject: [PATCH] BaseSetting<StringMap>::set(): Don't append to previous value

---
 src/libutil/config.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libutil/config.cc b/src/libutil/config.cc
index 521733025..eef01bde2 100644
--- a/src/libutil/config.cc
+++ b/src/libutil/config.cc
@@ -270,6 +270,7 @@ template<> std::string BaseSetting<StringSet>::to_string() const
 
 template<> void BaseSetting<StringMap>::set(const std::string & str)
 {
+    value.clear();
     auto kvpairs = tokenizeString<Strings>(str);
     for (auto & s : kvpairs)
     {