diff --git a/defs/bitcoin/actinium.json b/defs/bitcoin/actinium.json
new file mode 100644
index 000000000..f7f5e7e0a
--- /dev/null
+++ b/defs/bitcoin/actinium.json
@@ -0,0 +1,41 @@
+{
+    "coin_name": "Actinium",
+    "coin_shortcut": "ACM",
+    "coin_label": "Actinium",
+    "website": "https://actinium.org",
+    "github": "https://github.com/Actinium-project/Actinium",
+    "maintainer": "Harris Brakmic <brakmic@actinium.org>",
+    "curve_name": "secp256k1",
+    "address_type": 53,
+    "address_type_p2sh": 55,
+    "maxfee_kb": 40000000,
+    "minfee_kb": 100000,
+    "signed_message_header": "Actinium Signed Message:\n",
+    "hash_genesis_block": "28d77872e23714562f49a1be792c276623c1bbe3fdcf21b6035cfde78b00b824",
+    "xprv_magic": 76066276,
+    "xpub_magic": 76067358,
+    "xpub_magic_segwit_p2sh": 77429938,
+    "xpub_magic_segwit_native": null,
+    "bech32_prefix": "acm",
+    "cashaddr_prefix": null,
+    "slip44": 228,
+    "segwit": true,
+    "decred": false,
+    "fork_id": null,
+    "force_bip143": false,
+    "bip115": false,
+    "default_fee_b": {
+      "Normal": 1000
+    },
+    "dust_limit": 546,
+    "blocktime_seconds": 150,
+    "uri_prefix": "actinium",
+    "min_address_length": 27,
+    "max_address_length": 34,
+    "bitcore": [],
+    "blockbook": [
+      "https://explorer.actinium.org",
+      "https://explorer2.actinium.org"
+    ],
+    "cooldown": 100
+  }
diff --git a/defs/bitcoin/actinium.png b/defs/bitcoin/actinium.png
new file mode 100755
index 000000000..07823ace3
Binary files /dev/null and b/defs/bitcoin/actinium.png differ
diff --git a/defs/support.json b/defs/support.json
index 664af6e51..7479c282f 100644
--- a/defs/support.json
+++ b/defs/support.json
@@ -1,6 +1,7 @@
 {
   "connect": {
     "supported": {
+      "bitcoin:ACM": true,
       "bitcoin:BCH": true,
       "bitcoin:BTC": true,
       "bitcoin:BTG": true,
@@ -50,6 +51,7 @@
   },
   "trezor1": {
     "supported": {
+      "bitcoin:ACM": "soon",
       "bitcoin:BCH": "1.6.2",
       "bitcoin:BTC": "1.5.2",
       "bitcoin:BTCP": "1.6.2",
@@ -963,6 +965,7 @@
   },
   "trezor2": {
     "supported": {
+      "bitcoin:ACM": "soon",
       "bitcoin:BCH": "2.0.7",
       "bitcoin:BTC": "2.0.5",
       "bitcoin:BTCP": "2.0.7",
@@ -1877,6 +1880,7 @@
   },
   "webwallet": {
     "supported": {
+      "bitcoin:ACM": true,
       "bitcoin:BCH": true,
       "bitcoin:BTC": true,
       "bitcoin:BTCP": true,