diff --git a/sidechain_salvium_mini.json b/sidechain_salvium_mini.json
new file mode 100644
index 0000000..ea83ccb
--- /dev/null
+++ b/sidechain_salvium_mini.json
@@ -0,0 +1,8 @@
+{
+        "name": "salvium_mini",
+        "password": "",
+        "block_time": 10,
+        "min_diff": 1000,
+        "pplns_window": 2160,
+        "uncle_penalty": 20
+}
diff --git a/sidechain_salvium_nano.json b/sidechain_salvium_nano.json
new file mode 100644
index 0000000..5673844
--- /dev/null
+++ b/sidechain_salvium_nano.json
@@ -0,0 +1,8 @@
+{
+        "name": "salvium_nano",
+        "password": "",
+        "block_time": 10,
+        "min_diff": 100,
+        "pplns_window": 2160,
+        "uncle_penalty": 20
+}