Fix C++20 warnings

1 files changed, 4 insertions, 4 deletions

diff --git a/src/libutil/config.cc b/src/libutil/config.cc
index 9bb412b4f..b349f2d80 100644
--- a/src/libutil/config.cc
+++ b/src/libutil/config.cc
@@ -209,7 +209,7 @@ void BaseSetting<T>::convertToArg(Args & args, const std::string & category)
         .description = fmt("Set the `%s` setting.", name),
         .category = category,
         .labels = {"value"},
-        .handler = {[=](std::string s) { overridden = true; set(s); }},
+        .handler = {[this](std::string s) { overridden = true; set(s); }},
     });
 
     if (isAppendable())
@@ -218,7 +218,7 @@ void BaseSetting<T>::convertToArg(Args & args, const std::string & category)
             .description = fmt("Append to the `%s` setting.", name),
             .category = category,
             .labels = {"value"},
-            .handler = {[=](std::string s) { overridden = true; set(s, true); }},
+            .handler = {[this](std::string s) { overridden = true; set(s, true); }},
         });
 }
 
@@ -270,13 +270,13 @@ template<> void BaseSetting<bool>::convertToArg(Args & args, const std::string &
         .longName = name,
         .description = fmt("Enable the `%s` setting.", name),
         .category = category,
-        .handler = {[=]() { override(true); }}
+        .handler = {[this]() { override(true); }}
     });
     args.addFlag({
         .longName = "no-" + name,
         .description = fmt("Disable the `%s` setting.", name),
         .category = category,
-        .handler = {[=]() { override(false); }}
+        .handler = {[this]() { override(false); }}
     });
 }