diff --git a/code/espurna/config/arduino.h b/code/espurna/config/arduino.h
index 9cd55e2d..bb1763c0 100644
--- a/code/espurna/config/arduino.h
+++ b/code/espurna/config/arduino.h
@@ -91,6 +91,7 @@
 //#define BH_ONOFRE
 //#define ITEAD_SONOFF_IFAN02
 //#define GENERIC_AG_L4
+#define ALLTERCO_SHELLY1
 
 //--------------------------------------------------------------------------------
 // Features (values below are non-default values)
diff --git a/code/espurna/config/hardware.h b/code/espurna/config/hardware.h
index 17727ee7..b319713c 100644
--- a/code/espurna/config/hardware.h
+++ b/code/espurna/config/hardware.h
@@ -2728,6 +2728,20 @@
     #define NETBIOS_SUPPORT     1
     #define SSDP_SUPPORT        1
 
+#elif defined(ALLTERCO_SHELLY1)
+
+    // Info
+    #define MANUFACTURER        "ALLTERCO"
+    #define DEVICE              "SHELLY1"
+
+    // Buttons
+    #define BUTTON1_PIN         5
+    #define BUTTON1_MODE        BUTTON_SWITCH
+    #define BUTTON1_RELAY       1
+
+    // Relays
+    #define RELAY1_PIN          4
+    #define RELAY1_TYPE         RELAY_TYPE_NORMAL
 #endif
 
 // -----------------------------------------------------------------------------
diff --git a/code/espurna/migrate.ino b/code/espurna/migrate.ino
index 005c7a19..7d2789c5 100644
--- a/code/espurna/migrate.ino
+++ b/code/espurna/migrate.ino
@@ -1087,6 +1087,15 @@ void migrate() {
             setSetting("chLogic", 2, 0);
             setSetting("relays", 1);
 
+        #elif defined(ALLTERCO_SHELLY1)
+
+            setSetting("board", 83);
+            setSetting("btnGPIO", 0, 5);
+            setSetting("btnRelay", 0, 0);
+            setSetting("relayGPIO", 0, 4);
+            setSetting("relayType", 0, RELAY_TYPE_NORMAL);
+
+
         #else
 
             // Allow users to define new settings without migration config