diff --git a/Kconfig.projbuild b/Kconfig.projbuild
new file mode 100644
index 0000000..d4741f7
--- /dev/null
+++ b/Kconfig.projbuild
@@ -0,0 +1,7 @@
+menu "espchrono Configuration"
+
+config ESPCHRONO_SUPPORT_DEFAULT_TIMEZONE
+   bool "Support default timezone"
+   default "y"
+
+endmenu
diff --git a/src/espchrono.cpp b/src/espchrono.cpp
index d8dce40..7c3e187 100644
--- a/src/espchrono.cpp
+++ b/src/espchrono.cpp
@@ -71,10 +71,12 @@ bool daylightSavingTime(local_clock::time_point _timeStamp)
 }
 } // namespace
 
+#if !defined(ESP32) || defined(CONFIG_ESPCHRONO_SUPPORT_DEFAULT_TIMEZONE)
 auto local_clock::now() noexcept -> time_point
 {
     return utcToLocal(utc_clock::now());
 }
+#endif
 
 local_clock::time_point utcToLocal(utc_clock::time_point utc, time_zone timezone)
 {
@@ -105,10 +107,12 @@ utc_clock::time_point localToUtc(local_clock::time_point local)
     return utc;
 }
 
+#if !defined(ESP32) || defined(CONFIG_ESPCHRONO_SUPPORT_DEFAULT_TIMEZONE)
 local_clock::time_point utcToLocal(utc_clock::time_point ts)
 {
-    return utcToLocal(ts, local_clock::timezone());
+    return utcToLocal(ts, get_default_timezone());
 }
+#endif
 
 namespace {
 DateTime toDateTime(std::chrono::milliseconds ts)
diff --git a/src/espchrono.h b/src/espchrono.h
index e09b89d..253782b 100644
--- a/src/espchrono.h
+++ b/src/espchrono.h
@@ -1,5 +1,9 @@
 #pragma once
 
+#ifdef ESP32
+#include "sdkconfig.h"
+#endif
+
 // system includes
 #include <chrono>
 #include <cstdint>
@@ -61,6 +65,10 @@ struct time_zone
     }
 };
 
+#if !defined(ESP32) || defined(CONFIG_ESPCHRONO_SUPPORT_DEFAULT_TIMEZONE)
+extern time_zone get_default_timezone() noexcept;
+#endif
+
 template<typename _Clock, typename _Dur>
 struct local_time_point : std::chrono::time_point<_Clock, _Dur>
 {
@@ -110,9 +118,9 @@ struct local_clock
 
   static constexpr bool is_steady = false;
 
+#if !defined(ESP32) || defined(CONFIG_ESPCHRONO_SUPPORT_DEFAULT_TIMEZONE)
   static time_point now() noexcept;
-
-  static time_zone timezone() noexcept;
+#endif
 };
 
 struct millis_clock
@@ -166,7 +174,9 @@ struct LocalDateTime : public DateTime
 local_clock::time_point utcToLocal(utc_clock::time_point timeStamp, time_zone timezone);
 utc_clock::time_point localToUtc(local_clock::time_point local);
 
+#if !defined(ESP32) || defined(CONFIG_ESPCHRONO_SUPPORT_DEFAULT_TIMEZONE)
 local_clock::time_point utcToLocal(utc_clock::time_point ts);
+#endif
 
 DateTime toDateTime(utc_clock::time_point ts);
 LocalDateTime toDateTime(local_clock::time_point ts);