diff --git a/coins/fastcoin.json b/coins/fastcoin.json
index 077f767..c1af320 100644
--- a/coins/fastcoin.json
+++ b/coins/fastcoin.json
@@ -1,5 +1,6 @@
 {
     "name": "Fastcoin",
     "symbol": "FST",
-    "algorithm": "scrypt"
+    "algorithm": "scrypt",
+    "peerMagic": "fbc0b6db"
 }
\ No newline at end of file
diff --git a/coins/starcoin.json b/coins/starcoin.json
index ca65a81..65f5f42 100644
--- a/coins/starcoin.json
+++ b/coins/starcoin.json
@@ -1,5 +1,6 @@
 {
     "name": "Starcoin",
     "symbol": "STR",
-    "algorithm": "scrypt"
+    "algorithm": "scrypt",
+    "peerMagic": "e4e8effd"
 }
diff --git a/coins/ultimatecoin.json b/coins/ultimatecoin.json
new file mode 100644
index 0000000..1df3370
--- /dev/null
+++ b/coins/ultimatecoin.json
@@ -0,0 +1,6 @@
+{
+    "name": "Ultimatecoin",
+    "symbol": "ULT",
+    "algorithm": "scrypt",
+    "peerMagic": "f9f7c0e8"
+}