diff --git a/build.gradle b/build.gradle
index 9c349992..6a2e4d07 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@
 
 buildscript {
     repositories {
-        jcenter()
+        mavenCentral()
         google()
     }
     dependencies {
@@ -16,7 +16,7 @@ plugins {
 
 allprojects {
     repositories {
-        jcenter()
+        mavenCentral()
         google()
         maven { url "https://jitpack.io" }
     }
diff --git a/chatkit/build.gradle b/chatkit/build.gradle
index ad99aae0..a4c6a93d 100644
--- a/chatkit/build.gradle
+++ b/chatkit/build.gradle
@@ -43,8 +43,8 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
-    implementation 'androidx.appcompat:appcompat:1.2.0'
-    implementation 'com.google.android.material:material:1.2.1'
-    implementation "com.google.android:flexbox:1.0.0"
-    implementation 'androidx.recyclerview:recyclerview:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.3.1'
+    implementation 'com.google.android.material:material:1.4.0'
+    implementation 'com.google.android.flexbox:flexbox:3.0.0'
+    implementation 'androidx.recyclerview:recyclerview:1.2.1'
 }