diff --git a/app/build.gradle b/app/build.gradle
index 789cb73d..a69b78e6 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -15,14 +15,14 @@ repositories {
 }
 
 android {
-    compileSdkVersion 29
+    compileSdkVersion 30
 
     defaultConfig {
         applicationId "pl.pola_app"
-        minSdkVersion 16
-        targetSdkVersion 29
-        versionCode 30
-        versionName "1.8"
+        minSdkVersion 25
+        targetSdkVersion 30
+        versionCode 31
+        versionName "1.9.0"
         multiDexEnabled true
     }
 
@@ -103,23 +103,23 @@ dependencies {
     implementation 'com.squareup.retrofit2:adapter-rxjava:2.9.0'
     implementation 'com.squareup.okhttp3:logging-interceptor:4.9.1'
     implementation 'io.reactivex:rxjava:1.3.8'
-    implementation 'com.journeyapps:zxing-android-embedded:3.6.0'
+    implementation 'com.journeyapps:zxing-android-embedded:4.2.0'
     implementation 'com.jakewharton:butterknife:10.2.3'
     implementation 'com.jakewharton.timber:timber:4.7.1'
-    implementation 'com.google.dagger:dagger:2.35'
+    implementation 'com.google.dagger:dagger:2.35.1'
     implementation 'com.squareup:otto:1.3.8'
     implementation 'org.parceler:parceler-api:1.1.13'
     implementation 'com.github.tajchert:nammu:1.2.1'
-    implementation 'com.google.firebase:firebase-core:18.0.3'
-    implementation 'com.google.firebase:firebase-crashlytics:17.4.1'
+    implementation 'com.google.firebase:firebase-core:19.0.0'
+    implementation 'com.google.firebase:firebase-crashlytics:18.0.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
     annotationProcessor 'com.jakewharton:butterknife-compiler:10.2.3'
-    annotationProcessor 'com.google.dagger:dagger-compiler:2.35'
+    annotationProcessor 'com.google.dagger:dagger-compiler:2.35.1'
     annotationProcessor 'org.parceler:parceler:1.1.13'
     compileOnly 'javax.annotation:jsr250-api:1.0'
 
     testImplementation 'junit:junit:4.13.2'
-    testImplementation 'org.mockito:mockito-core:1.+'
+    testImplementation 'org.mockito:mockito-core:3.9.0'
     testImplementation 'org.robolectric:robolectric:4.5.1'
 }
 
diff --git a/build.gradle b/build.gradle
index 8add3a0c..bf3d7fbd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,15 +4,12 @@ buildscript {
     repositories {
         jcenter()
         google()
-        maven {
-            url 'https://maven.fabric.io/public'
-        }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.0.1'
+        classpath 'com.android.tools.build:gradle:4.2.1'
         classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8'
-        classpath 'com.google.gms:google-services:4.3.5'
-        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.5.2'
+        classpath 'com.google.gms:google-services:4.3.8'
+        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.6.1'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 6d3eb45b..ebcbabd5 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip