diff --git a/firmware/application/ais_app.cpp b/firmware/application/ais_app.cpp
index 1d511309..95c7bd7d 100644
--- a/firmware/application/ais_app.cpp
+++ b/firmware/application/ais_app.cpp
@@ -159,6 +159,12 @@ static std::string true_heading(const TrueHeading value) {
 } /* namespace format */
 } /* namespace ais */
 
+AISLogger::AISLogger(
+	const std::string& file_path
+) : log_file { file_path }
+{
+}
+
 void AISLogger::on_packet(const ais::Packet& packet) {
 	// TODO: Unstuff here, not in baseband!
 	if( log_file.is_ready() ) {
@@ -368,6 +374,8 @@ AISAppView::AISAppView(NavigationView&) {
 	recent_entry_detail_view.on_close = [this]() {
 		this->on_show_list();
 	};
+
+	logger = std::make_unique<AISLogger>("ais.txt");
 }
 
 AISAppView::~AISAppView() {
@@ -389,7 +397,10 @@ void AISAppView::set_parent_rect(const Rect new_parent_rect) {
 }
 
 void AISAppView::on_packet(const ais::Packet& packet) {
-	logger.on_packet(packet);
+	if( logger ) {
+		logger->on_packet(packet);
+	}
+
 	const auto updated_entry = recent.on_packet(packet.source_id(), packet);
 	recent_entries_view.set_dirty();
 
diff --git a/firmware/application/ais_app.hpp b/firmware/application/ais_app.hpp
index 9e2c81b2..f0f81c91 100644
--- a/firmware/application/ais_app.hpp
+++ b/firmware/application/ais_app.hpp
@@ -90,10 +90,12 @@ using AISRecentEntries = RecentEntries<ais::Packet, AISRecentEntry>;
 
 class AISLogger {
 public:
+	AISLogger(const std::string& file_path);
+
 	void on_packet(const ais::Packet& packet);
 
 private:
-	LogFile log_file { "ais.txt" };
+	LogFile log_file;
 };
 
 namespace ui {
@@ -150,7 +152,7 @@ private:
 	static constexpr uint32_t baseband_bandwidth = 1750000;
 
 	AISRecentEntries recent;
-	AISLogger logger;
+	std::unique_ptr<AISLogger> logger;
 
 	AISRecentEntriesView recent_entries_view { recent };
 	AISRecentEntryDetailView recent_entry_detail_view;
diff --git a/firmware/application/ert_app.cpp b/firmware/application/ert_app.cpp
index 6ad67d96..74080b5f 100644
--- a/firmware/application/ert_app.cpp
+++ b/firmware/application/ert_app.cpp
@@ -55,6 +55,12 @@ std::string consumption(Consumption value) {
 
 } /* namespace ert */
 
+ERTLogger::ERTLogger(
+	const std::string& file_path
+) : log_file { file_path }
+{
+}
+
 void ERTLogger::on_packet(const ert::Packet& packet) {
 	if( log_file.is_ready() ) {
 		const auto formatted = packet.symbols_formatted();
@@ -144,6 +150,8 @@ ERTAppView::ERTAppView(NavigationView&) {
 		.sampling_rate = sampling_rate,
 		.decimation_factor = 1,
 	});
+
+	logger = std::make_unique<ERTLogger>("ert.txt");
 }
 
 ERTAppView::~ERTAppView() {
@@ -163,7 +171,9 @@ void ERTAppView::set_parent_rect(const Rect new_parent_rect) {
 }
 
 void ERTAppView::on_packet(const ert::Packet& packet) {
-	logger.on_packet(packet);
+	if( logger ) {
+		logger->on_packet(packet);
+	}
 
 	if( packet.crc_ok() ) {
 		recent.on_packet(packet.id(), packet);
diff --git a/firmware/application/ert_app.hpp b/firmware/application/ert_app.hpp
index 4b8c21d5..560e0228 100644
--- a/firmware/application/ert_app.hpp
+++ b/firmware/application/ert_app.hpp
@@ -60,10 +60,12 @@ struct ERTRecentEntry {
 
 class ERTLogger {
 public:
+	ERTLogger(const std::string& file_path);
+
 	void on_packet(const ert::Packet& packet);
 
 private:
-	LogFile log_file { "ert.txt" };
+	LogFile log_file;
 };
 
 using ERTRecentEntries = RecentEntries<ert::Packet, ERTRecentEntry>;
@@ -93,7 +95,7 @@ public:
 
 private:
 	ERTRecentEntries recent;
-	ERTLogger logger;
+	std::unique_ptr<ERTLogger> logger;
 
 	ERTRecentEntriesView recent_entries_view { recent };
 
diff --git a/firmware/application/log_file.cpp b/firmware/application/log_file.cpp
index 3b5f4f01..e87cce36 100644
--- a/firmware/application/log_file.cpp
+++ b/firmware/application/log_file.cpp
@@ -27,7 +27,7 @@
 using namespace lpc43xx;
 
 LogFile::LogFile(
-	const std::string file_path
+	const std::string& file_path
 ) : file_path { file_path }
 {
 	file.open_for_append(file_path);
diff --git a/firmware/application/log_file.hpp b/firmware/application/log_file.hpp
index 0ddf781c..30883b0f 100644
--- a/firmware/application/log_file.hpp
+++ b/firmware/application/log_file.hpp
@@ -32,7 +32,7 @@ using namespace lpc43xx;
 
 class LogFile {
 public:
-	LogFile(const std::string file_path);
+	LogFile(const std::string& file_path);
 	~LogFile();
 
 	bool is_ready();
diff --git a/firmware/application/tpms_app.cpp b/firmware/application/tpms_app.cpp
index 55ef0811..2c436506 100644
--- a/firmware/application/tpms_app.cpp
+++ b/firmware/application/tpms_app.cpp
@@ -136,6 +136,12 @@ size_t Packet::crc_valid_length() const {
 
 } /* namespace tpms */
 
+TPMSLogger::TPMSLogger(
+	const std::string& file_path
+) : log_file { file_path }
+{
+}
+
 void TPMSLogger::on_packet(const tpms::Packet& packet, const uint32_t target_frequency) {
 	const auto hex_formatted = packet.symbols_formatted();
 
@@ -251,6 +257,8 @@ TPMSAppView::TPMSAppView(NavigationView&) {
 		.sampling_rate = sampling_rate,
 		.decimation_factor = 1,
 	});
+
+	logger = std::make_unique<TPMSLogger>("tpms.txt");
 }
 
 TPMSAppView::~TPMSAppView() {
@@ -270,7 +278,9 @@ void TPMSAppView::set_parent_rect(const Rect new_parent_rect) {
 }
 
 void TPMSAppView::on_packet(const tpms::Packet& packet) {
-	logger.on_packet(packet, target_frequency());
+	if( logger ) {
+		logger->on_packet(packet, target_frequency());
+	}
 
 	const auto reading_opt = packet.reading();
 	if( reading_opt.is_valid() ) {
diff --git a/firmware/application/tpms_app.hpp b/firmware/application/tpms_app.hpp
index 6a06cbb3..0c2f6462 100644
--- a/firmware/application/tpms_app.hpp
+++ b/firmware/application/tpms_app.hpp
@@ -186,10 +186,12 @@ using TPMSRecentEntries = RecentEntries<tpms::Reading, TPMSRecentEntry>;
 
 class TPMSLogger {
 public:
+	TPMSLogger(const std::string& file_path);
+	
 	void on_packet(const tpms::Packet& packet, const uint32_t target_frequency);
 
 private:
-	LogFile log_file { "tpms.txt" };
+	LogFile log_file;
 };
 
 namespace ui {
@@ -217,7 +219,7 @@ private:
 	static constexpr uint32_t baseband_bandwidth = 1750000;
 
 	TPMSRecentEntries recent;
-	TPMSLogger logger;
+	std::unique_ptr<TPMSLogger> logger;
 
 	TPMSRecentEntriesView recent_entries_view { recent };