diff --git a/app/build.gradle b/app/build.gradle
index 06d147f..beeb15f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,14 +1,13 @@
 apply plugin: 'com.android.application'
-apply plugin: 'com.neenbedankt.android-apt'
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.1"
+    compileSdkVersion 28
+    buildToolsVersion "28.0.3"
 
     defaultConfig {
         applicationId "com.macoscpoe.roombooker"
         minSdkVersion 16
-        targetSdkVersion 23
+        targetSdkVersion 28
         versionCode 1
         versionName "1.0"
         //Using AVD localhost can be reached at 10.0.2.2 ip address (for Genymotion 10.0.3.2)
@@ -30,21 +29,21 @@ android {
 }
 
 dependencies {
-    compile fileTree(include: ['*.jar'], dir: 'libs')
-    testCompile 'junit:junit:4.12'
-    compile project(':mvp')
-    compile 'com.android.support:appcompat-v7:23.1.1'
-    compile 'com.android.support:design:23.1.1'
-    compile 'com.jakewharton:butterknife:7.0.1'
-    compile 'com.android.support:cardview-v7:23.1.1'
-    compile 'com.google.dagger:dagger:2.0'
-    apt 'com.google.dagger:dagger-compiler:2.0'
-    provided 'org.glassfish:javax.annotation:10.0-b28'
-    compile 'io.reactivex:rxjava:1.0.14'
-    compile 'io.reactivex:rxandroid:1.0.1'
-    compile 'io.reactivex:rxjava-joins:0.22.0'
-    compile 'com.squareup.retrofit:converter-gson:2.0.0-beta2'
-    compile 'com.squareup.retrofit:retrofit:2.0.0-beta2'
-    compile 'com.squareup.retrofit:adapter-rxjava:2.0.0-beta2'
-    compile 'com.squareup.okhttp:logging-interceptor:2.6.0'
+    implementation  fileTree(include: ['*.jar'], dir: 'libs')
+    testImplementation  'junit:junit:4.12'
+    implementation  project(':mvp')
+    implementation  'com.android.support:appcompat-v7:28.0.0'
+    implementation  'com.android.support:design:28.0.0'
+    implementation  'com.jakewharton:butterknife:7.0.1'
+    implementation  'com.android.support:cardview-v7:28.0.0'
+    implementation  'com.google.dagger:dagger:2.0'
+    annotationProcessor 'com.google.dagger:dagger-compiler:2.0'
+    compileOnly 'org.glassfish:javax.annotation:10.0-b28'
+    implementation  'io.reactivex:rxjava:1.0.14'
+    implementation  'io.reactivex:rxandroid:1.0.1'
+    implementation  'io.reactivex:rxjava-joins:0.22.0'
+    implementation  'com.squareup.retrofit:converter-gson:2.0.0-beta2'
+    implementation  'com.squareup.retrofit:retrofit:2.0.0-beta2'
+    implementation  'com.squareup.retrofit:adapter-rxjava:2.0.0-beta2'
+    implementation  'com.squareup.okhttp:logging-interceptor:2.6.0'
 }
diff --git a/build.gradle b/build.gradle
index 9222225..06b0f5f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,9 +3,10 @@
 buildscript {
     repositories {
         jcenter()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.5.0'
+        classpath 'com.android.tools.build:gradle:3.5.3'
         classpath 'com.neenbedankt.gradle.plugins:android-apt:1.4'
 
         // NOTE: Do not place your application dependencies here; they belong
@@ -16,6 +17,7 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
+        google()
     }
 }
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index f23df6e..5b28349 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Oct 21 11:34:03 PDT 2015
+#Fri Jan 17 07:32:54 BRST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.8-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
diff --git a/mvp/build.gradle b/mvp/build.gradle
index abdcc79..f98b53f 100644
--- a/mvp/build.gradle
+++ b/mvp/build.gradle
@@ -4,8 +4,8 @@ sourceCompatibility = 1.7
 targetCompatibility = 1.7
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'io.reactivex:rxjava:1.0.14'
-    compile 'io.reactivex:rxjava-joins:0.22.0'
-    compile 'com.google.code.gson:gson:2.5'
+    implementation  fileTree(dir: 'libs', include: ['*.jar'])
+    implementation  'io.reactivex:rxjava:1.0.14'
+    implementation  'io.reactivex:rxjava-joins:0.22.0'
+    implementation  'com.google.code.gson:gson:2.8.5'
 }
\ No newline at end of file