diff --git a/app/build.gradle b/app/build.gradle
index 62d81bc..1dcf252 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -64,7 +64,7 @@ dependencies {
     implementation 'com.google.firebase:firebase-database:19.5.1'
 
     //Google Sign In
-    implementation 'com.google.firebase:firebase-auth:19.4.0'
+    implementation 'com.google.firebase:firebase-auth:21.0.1'
     implementation 'com.google.android.gms:play-services-auth:18.1.0'
     implementation 'com.firebaseui:firebase-ui-auth:6.4.0'