diff --git a/app/build.gradle b/app/build.gradle
index 5e41bbe87f..febc5293ea 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -77,7 +77,7 @@ dependencies {
     implementation 'com.google.android.play:core-ktx:1.8.1'
     coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:1.1.5'
 
-    implementation 'com.tangem:blockchain:develop-17'
+    implementation 'com.tangem:blockchain:develop-22'
     implementation 'com.tangem:core:develop-36'
     implementation 'com.tangem:sdk:develop-36'
 
@@ -117,10 +117,6 @@ dependencies {
     implementation 'com.squareup.moshi:moshi:1.9.2'
     implementation "com.squareup.moshi:moshi-kotlin:1.9.2"
     implementation 'com.squareup.okhttp3:logging-interceptor:4.2.2'
-//
-//    //Crypto
-    implementation "com.madgag.spongycastle:core:1.58.0.0"
-
 
     testImplementation 'junit:junit:4.13.2'
     testImplementation "com.google.truth:truth:1.0.1"
diff --git a/app/src/main/java/com/tangem/tap/TapApplication.kt b/app/src/main/java/com/tangem/tap/TapApplication.kt
index 491f1c9cfb..166ae2183f 100644
--- a/app/src/main/java/com/tangem/tap/TapApplication.kt
+++ b/app/src/main/java/com/tangem/tap/TapApplication.kt
@@ -5,6 +5,7 @@ import com.google.firebase.ktx.Firebase
 import com.google.firebase.remoteconfig.ktx.remoteConfig
 import com.google.firebase.remoteconfig.ktx.remoteConfigSettings
 import com.tangem.Log
+import com.tangem.blockchain.network.BlockchainSdkRetrofitBuilder
 import com.tangem.tap.common.images.PicassoHelper
 import com.tangem.tap.common.redux.AppState
 import com.tangem.tap.common.redux.appReducer
@@ -58,6 +59,8 @@ class TapApplication : Application() {
 
         initFeedbackManager()
         loadConfigs()
+
+        BlockchainSdkRetrofitBuilder.enableNetworkLogging = BuildConfig.DEBUG
     }
 
     private fun loadConfigs() {
diff --git a/build.gradle b/build.gradle
index 576034574e..f2dcf4b2fe 100644
--- a/build.gradle
+++ b/build.gradle
@@ -19,28 +19,10 @@ buildscript {
 allprojects {
     repositories {
         google()
+        jcenter()
+        mavenLocal()
+        maven { url "https://nexus.tangem-tech.com/repository/maven-releases/" }
         maven { url 'https://jitpack.io' }
-        def nexusUser = "viewer"
-        def nexusPass = "smartcash124"
-        repositories {
-            google()
-            jcenter()
-            maven {
-                credentials {
-                    username = nexusUser
-                    password = nexusPass
-                }
-                url "https://nexus.tangem-tech.com/repository/maven-releases/"
-            }
-            maven {
-                credentials {
-                    username = nexusUser
-                    password = nexusPass
-                }
-                url "https://nexus.tangem-tech.com/repository/maven-snapshots/"
-            }
-            maven { url 'https://jitpack.io' }
-        }
     }
 }