diff --git a/docs/inbound_mapping_encoder.md b/docs/inbound_mapping_encoder.md
index bac0ef5c..6ae37e03 100644
--- a/docs/inbound_mapping_encoder.md
+++ b/docs/inbound_mapping_encoder.md
@@ -71,6 +71,7 @@ The modifiers are expected to be numbers. They can be integers, doubles or float
 | modifier_fast_down | Modifier which will be used when the knob is turned quite fast to the left  (relative mode, only)                 |
 | value_min          | Minimum value                                                                                                     |
 | value_max          | Maximum value                                                                                                     |
+| value_wrap         | Enables value wrapping between `value_min` (inclusive) and `value_max` (exclusive). (default is false)            |
 
 ### Examples
 
@@ -78,5 +79,8 @@ The modifiers are expected to be numbers. They can be integers, doubles or float
 { ch = 11, cc = 1, mode = "range", type = "enc", dataref = "ixeg/733/altimeter/altimeter_bug_pilot_ind", modifier_up = 0.02, modifier_down = -0.02 }
 
 { ch = 11, cc = 4, mode = "relative", type = "enc", dataref = "ixeg/733/altimeter/altimeter_bug_pilot_ind", modifier_up = 0.02, modifier_down = -0.02, modifier_fast_up = 0.20, modifier_fast_down = -0.20 }
+
+{ ch = 11, cc = 5, type = "enc", dataref = "sim/cockpit/radios/nav1_obs_degm", modifier_up = 1, modifier_down = -1, value_min = 1, value_max = 361, value_wrap = true },
 ```
-*The examples above change the altimeter bug for the pilot in the IXEG 737-300.*
+*The first two examples above change the altimeter bug for the pilot in the IXEG 737-300.
+The third example demonstrates the use of `value_min`, `value_max` and `value_wrap` to archive a wrapping nav course.*
diff --git a/src/common/toml_utils.cpp b/src/common/toml_utils.cpp
index 96d45818..75f401cd 100644
--- a/src/common/toml_utils.cpp
+++ b/src/common/toml_utils.cpp
@@ -123,6 +123,37 @@ bool toml_utils::is_array(text_logger& in_log, toml::value& in_data, std::string
 	return false;
 }
 
+/**
+ * Read a boolean value
+ */
+bool toml_utils::read_bool(text_logger& in_log, toml::value& in_data, std::string_view in_name, bool in_fallback)
+{
+	if (in_name.empty()) {
+		in_log.error("Internal error (toml_utils::read_bool --> name is empty)");
+		return in_fallback;
+	}
+
+	bool value = in_fallback;
+
+	try {
+		// read dataref
+		if (contains(in_log, in_data, in_name)) {
+			if (in_data[in_name.data()].is_boolean()) {
+				value = in_data[in_name.data()].as_boolean();
+				in_log.debug_param(in_data.location().line(), in_name, std::to_string(value));
+			} else {
+				in_log.error_line(in_data.location().line(), in_data.location().line_str());
+				in_log.error(" --> Parameter '" + std::string(in_name) + "' is not a boolean");
+			}
+		}
+	} catch (toml::type_error& error) {
+		in_log.error_line(in_data.location().line(), in_data.location().line_str());
+		in_log.error(" --> Error reading mapping");
+		in_log.error(error.what());
+	}
+
+	return value;
+}
 
 /**
  * Read the value of a string parameter
diff --git a/src/common/toml_utils.h b/src/common/toml_utils.h
index 035cddb1..a2f1c5aa 100644
--- a/src/common/toml_utils.h
+++ b/src/common/toml_utils.h
@@ -40,6 +40,8 @@ class toml_utils {
                          std::string_view in_name);
     static bool is_array(text_logger& in_log, toml::value& in_data, std::string_view in_name);
 
+	static bool read_bool(text_logger& in_log, toml::value& in_data, std::string_view in_name, bool in_fallback = false);
+
     static std::string read_string(text_logger& in_log, toml::value& in_data, std::string_view in_name);
 
     static std::set<std::string> read_str_set_array(text_logger& in_log,
diff --git a/src/common/types.h b/src/common/types.h
index 23e70e74..38dbf8ee 100644
--- a/src/common/types.h
+++ b/src/common/types.h
@@ -121,6 +121,7 @@ const char* const CFG_KEY_VALUES_PUSH = "values_push";
 const char* const CFG_KEY_VALUES_PULL = "values_pull";
 const char* const CFG_KEY_VALUE_MIN = "value_min";
 const char* const CFG_KEY_VALUE_MAX = "value_max";
+const char* const CFG_KEY_VALUE_WRAP = "value_wrap";
 const char* const CFG_KEY_VALUE_ON = "value_on";
 const char* const CFG_KEY_VALUE_OFF = "value_off";
 const char* const CFG_KEY_VIRTUAL_CHANNEL = "virtual_channel";
diff --git a/src/env/xplane/data_xplane.cpp b/src/env/xplane/data_xplane.cpp
index a9d5d9ea..f3b4ac73 100644
--- a/src/env/xplane/data_xplane.cpp
+++ b/src/env/xplane/data_xplane.cpp
@@ -364,7 +364,7 @@ data_item *data_xplane::retrieve_data(std::string_view in_name)
         dataref_name = dataref_name.substr(0, dataref_name.find('['));
     }
 
-    if (m_data_cache.contains(dataref_name)) {
+    if (!m_data_cache.contains(dataref_name)) {
         auto item = std::make_unique<data_item>();
 
         item->dataref = XPLMFindDataRef(dataref_name.c_str());
diff --git a/src/map/map_in/map_in_enc.cpp b/src/map/map_in/map_in_enc.cpp
index df504bf3..43e66bca 100644
--- a/src/map/map_in/map_in_enc.cpp
+++ b/src/map/map_in/map_in_enc.cpp
@@ -106,6 +106,10 @@ void map_in_enc::read_config(text_logger& in_log, toml::value& in_data, toml::va
             m_value_max = toml_utils::read_float(in_log, in_data, CFG_KEY_VALUE_MAX, false);
             m_value_max_defined = true;
         }
+
+		// read value wrap
+		if (toml_utils::contains(in_log, in_data, CFG_KEY_VALUE_WRAP))
+			m_value_wrap = toml_utils::read_bool(in_log, in_data, CFG_KEY_VALUE_WRAP);
     } else {
         in_log.debug_line(in_data.location().line(), "Use 'command' mode for encoder mapping");
         m_enc_map_type = encoder_map_type::command;
@@ -184,6 +188,12 @@ bool map_in_enc::check(text_logger& in_log, const device_settings& in_dev_settin
                                          CFG_KEY_VALUE_MAX));
                 result = false;
             }
+
+			if (m_value_wrap && (!m_value_min_defined || !m_value_max_defined)) {
+				in_log.error(source_line());
+				in_log.error(" --> Wrapping requires both minimum and maximum values to be defined");
+				result = false;
+			}
             break;
 
         case command:
@@ -491,7 +501,11 @@ void map_in_enc::modify_up(midi_message& in_msg, bool in_fast)
 
             // change and check the value
             value = value + modifier;
-            value = check_value_min_max(value, modifier);
+			if (m_value_wrap)
+				// wrap the value in the interval [m_value_min, m_value_max)
+				value = fmod(value - m_value_min + m_value_max - m_value_min, m_value_max - m_value_min) + m_value_min;
+			else
+				value = check_value_min_max(value, modifier);
 
             if (env().drf().write(in_msg.log(), m_dataref, value)) {
                 try {
@@ -544,7 +558,11 @@ void map_in_enc::modify_down(midi_message& in_msg, bool in_fast)
 
             // change and check the value
             value = value + modifier;
-            value = check_value_min_max(value, modifier);
+			if (m_value_wrap)
+				// wrap the value in the interval [m_value_min, m_value_max)
+				value = fmod(value - m_value_min + m_value_max - m_value_min, m_value_max - m_value_min) + m_value_min;
+			else
+				value = check_value_min_max(value, modifier);
 
             if (env().drf().write(in_msg.log(), m_dataref, value)) {
                 try {
diff --git a/src/map/map_in/map_in_enc.h b/src/map/map_in/map_in_enc.h
index eed8cb14..947454ff 100644
--- a/src/map/map_in/map_in_enc.h
+++ b/src/map/map_in/map_in_enc.h
@@ -113,6 +113,8 @@ class map_in_enc : public map_in_label {
 	float m_value_min {0.0f};
 	float m_value_max {0.0f};
 
+	bool m_value_wrap {false};
+
 	std::string m_command_up {};
 	std::string m_command_down {};