diff --git a/test_apps/contracts_app/blockchain.json b/test_apps/contracts_app/blockchain.json
index 488ba61c..c0ef821c 100644
--- a/test_apps/contracts_app/blockchain.json
+++ b/test_apps/contracts_app/blockchain.json
@@ -26,16 +26,20 @@
     "networkType": "testnet",
     "rpcHost": "localhost",
     "rpcPort": 8545,
+    "light": true,
+    "fast": true,
     "account": {
-      "password": "config/development/password"
+      "password": "config/ropsten/password"
     }
   },
   "rinkeby": {
     "networkType": "rinkeby",
     "rpcHost": "localhost",
     "rpcPort": 8545,
+    "light": true,
+    "fast": true,
     "account": {
-      "password": "config/development/password"
+      "password": "config/rinkeby/password"
     }
   },
   "livenet": {
diff --git a/test_apps/contracts_app/rinkeby/password b/test_apps/contracts_app/rinkeby/password
new file mode 100644
index 00000000..c747d679
--- /dev/null
+++ b/test_apps/contracts_app/rinkeby/password
@@ -0,0 +1 @@
+dev_password
diff --git a/test_apps/contracts_app/ropsten/password b/test_apps/contracts_app/ropsten/password
new file mode 100644
index 00000000..c747d679
--- /dev/null
+++ b/test_apps/contracts_app/ropsten/password
@@ -0,0 +1 @@
+dev_password
diff --git a/test_apps/test_app/config/blockchain.json b/test_apps/test_app/config/blockchain.json
index 04859d2e..aba34f92 100644
--- a/test_apps/test_app/config/blockchain.json
+++ b/test_apps/test_app/config/blockchain.json
@@ -26,16 +26,20 @@
     "networkType": "testnet",
     "rpcHost": "localhost",
     "rpcPort": 8545,
+    "light": true,
+    "fast": true,
     "account": {
-      "password": "config/development/password"
+      "password": "config/ropsten/password"
     }
   },
   "rinkeby": {
     "networkType": "rinkeby",
     "rpcHost": "localhost",
     "rpcPort": 8545,
+    "light": true,
+    "fast": true,
     "account": {
-      "password": "config/development/password"
+      "password": "config/rinkeby/password"
     }
   },
   "livenet": {
diff --git a/test_apps/test_app/config/rinkeby/password b/test_apps/test_app/config/rinkeby/password
new file mode 100644
index 00000000..c747d679
--- /dev/null
+++ b/test_apps/test_app/config/rinkeby/password
@@ -0,0 +1 @@
+dev_password
diff --git a/test_apps/test_app/config/ropsten/password b/test_apps/test_app/config/ropsten/password
new file mode 100644
index 00000000..c747d679
--- /dev/null
+++ b/test_apps/test_app/config/ropsten/password
@@ -0,0 +1 @@
+dev_password