diff --git a/platformio.ini b/platformio.ini
index fe62f41..c7273ae 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -29,7 +29,7 @@ build_unflags =
     -std=gnu++11
 
 lib_deps =
-    https://github.com/attermann/microReticulum.git#392363c
+    https://github.com/ratspeak/microReticulum.git#fix/tcp-transport-and-identity-persistence
     https://github.com/attermann/Crypto.git
     bblanchon/ArduinoJson@^7.4.2
     lovyan03/LovyanGFX@^1.1.16
diff --git a/src/config/Config.h b/src/config/Config.h
index 4675403..d446e7f 100644
--- a/src/config/Config.h
+++ b/src/config/Config.h
@@ -6,8 +6,8 @@
 
 #define RATDECK_VERSION_MAJOR  1
 #define RATDECK_VERSION_MINOR  5
-#define RATDECK_VERSION_PATCH  5
-#define RATDECK_VERSION_STRING "1.5.5"
+#define RATDECK_VERSION_PATCH  6
+#define RATDECK_VERSION_STRING "1.5.6"
 
 // --- Feature Flags ---
 #define HAS_DISPLAY     true
diff --git a/src/reticulum/ReticulumManager.cpp b/src/reticulum/ReticulumManager.cpp
index 98b0f97..663263d 100644
--- a/src/reticulum/ReticulumManager.cpp
+++ b/src/reticulum/ReticulumManager.cpp
@@ -64,9 +64,9 @@ bool ReticulumManager::begin(SX1262* radio, FlashStore* flash) {
     RNS::Utilities::OS::register_filesystem(fs);
     Serial.println("[RNS] Filesystem registered");
 
-    // Restore routing tables from SD if missing on flash
+    // Restore routing tables and known destinations from SD if missing on flash
     if (_sd && _sd->isReady()) {
-        static const char* files[] = {"/destination_table", "/packet_hashlist"};
+        static const char* files[] = {"/destination_table", "/packet_hashlist", "/known_destinations"};
         for (const char* name : files) {
             if (!LittleFS.exists(name)) {
                 char sdPath[64];
@@ -105,6 +105,10 @@ bool ReticulumManager::begin(SX1262* radio, FlashStore* flash) {
     _reticulum.start();
     Serial.printf("[RNS] Reticulum started (%s)\n", _transportEnabled ? "Transport Node" : "Endpoint");
 
+    // Load persisted known destinations so Identity::recall() works
+    // immediately after reboot for previously-seen nodes.
+    RNS::Identity::load_known_destinations();
+
     if (!loadOrCreateIdentity()) {
         Serial.println("[RNS] ERROR: Identity creation failed!");
         return false;
@@ -217,9 +221,10 @@ void ReticulumManager::loop() {
 
 void ReticulumManager::persistData() {
     RNS::Transport::persist_data();
-    // Backup routing tables to SD
+    RNS::Identity::persist_data();
+    // Backup routing tables and known destinations to SD
     if (_sd && _sd->isReady()) {
-        static const char* files[] = {"/destination_table", "/packet_hashlist"};
+        static const char* files[] = {"/destination_table", "/packet_hashlist", "/known_destinations"};
         for (const char* name : files) {
             File f = LittleFS.open(name, "r");
             if (f && f.size() > 0) {