diff --git a/src/descriptor.c b/src/descriptor.c
index cc03549..66555e7 100644
--- a/src/descriptor.c
+++ b/src/descriptor.c
@@ -357,6 +357,7 @@ static const dc_descriptor_t g_descriptors[] = {
 	{"Shearwater", "Peregrine", DC_FAMILY_SHEARWATER_PETREL, 9, DC_TRANSPORT_BLE, dc_filter_shearwater},
 	{"Shearwater", "Petrel 3",  DC_FAMILY_SHEARWATER_PETREL, 10, DC_TRANSPORT_BLE, dc_filter_shearwater},
 	{"Shearwater", "Perdix 2",  DC_FAMILY_SHEARWATER_PETREL, 11, DC_TRANSPORT_BLE, dc_filter_shearwater},
+	{"Shearwater", "Tern",      DC_FAMILY_SHEARWATER_PETREL, 12, DC_TRANSPORT_BLE, dc_filter_shearwater},
 	/* Dive Rite NiTek Q */
 	{"Dive Rite", "NiTek Q",   DC_FAMILY_DIVERITE_NITEKQ, 0, DC_TRANSPORT_SERIAL, NULL},
 	/* Citizen Hyper Aqualand */
@@ -668,6 +669,7 @@ dc_filter_shearwater (dc_descriptor_t *descriptor, dc_transport_t transport, con
 		"Perdix 2",
 		"Teric",
 		"Peregrine",
+		"Tern"
 	};
 
 	if (transport == DC_TRANSPORT_BLUETOOTH || transport == DC_TRANSPORT_BLE) {
diff --git a/src/shearwater_common.c b/src/shearwater_common.c
index f27bc9a..43da455 100644
--- a/src/shearwater_common.c
+++ b/src/shearwater_common.c
@@ -738,6 +738,9 @@ shearwater_common_get_model (shearwater_common_device_t *device, unsigned int ha
 	case 0x1512:
 		model = PEREGRINE;
 		break;
+	case 0xC0E0:
+		model = TERN;
+		break;
 	default:
 		WARNING (device->base.context, "Unknown hardware type 0x%04x.", hardware);
 	}
diff --git a/src/shearwater_common.h b/src/shearwater_common.h
index 4c7f186..8078141 100644
--- a/src/shearwater_common.h
+++ b/src/shearwater_common.h
@@ -51,6 +51,7 @@ extern "C" {
 #define PEREGRINE 9
 #define PETREL3  10
 #define PERDIX2  11
+#define TERN     12
 
 #define NSTEPS    10000
 #define STEP(i,n) ((NSTEPS * (i) + (n) / 2) / (n))