diff --git a/admob/app/build.gradle b/admob/app/build.gradle
index d26278fb18..ac44f14976 100644
--- a/admob/app/build.gradle
+++ b/admob/app/build.gradle
@@ -47,7 +47,7 @@ dependencies {
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
     androidTestImplementation 'com.android.support.test:rules:1.0.2'
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 }
 
 apply plugin: 'com.google.gms.google-services'
\ No newline at end of file
diff --git a/analytics/app/build.gradle b/analytics/app/build.gradle
index d8dc1341e1..08880be951 100644
--- a/analytics/app/build.gradle
+++ b/analytics/app/build.gradle
@@ -30,7 +30,7 @@ configurations.all {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.android.support:appcompat-v7:27.1.1'
     implementation 'com.android.support:support-v4:27.1.1'
diff --git a/auth/app/build.gradle b/auth/app/build.gradle
index c7bba7c52b..b006192eb0 100644
--- a/auth/app/build.gradle
+++ b/auth/app/build.gradle
@@ -53,7 +53,7 @@ dependencies {
 
     // Firebase UI
     // Used in FirebaseUIActivity.
-    implementation 'com.firebaseui:firebase-ui-auth:4.1.0'
+    implementation 'com.firebaseui:firebase-ui-auth:4.2.0'
 
     // Facebook Android SDK (only required for Facebook Login)
     // Used in FacebookLoginActivity.
diff --git a/build.gradle b/build.gradle
index f1c43e748c..3229ca6d09 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,7 +8,7 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.1.4'
-        classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.2.61'
+        classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.2.70'
 
         classpath 'com.google.gms:google-services:4.1.0'
         classpath 'com.google.firebase:firebase-plugins:1.1.5'
diff --git a/config/app/build.gradle b/config/app/build.gradle
index 8ae0ba4592..3666a1e60c 100644
--- a/config/app/build.gradle
+++ b/config/app/build.gradle
@@ -31,7 +31,7 @@ configurations.all {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.android.support:support-v4:27.1.1'
     implementation 'com.android.support:appcompat-v7:27.1.1'
diff --git a/database/app/build.gradle b/database/app/build.gradle
index 778f1cfc2e..70852bc48d 100644
--- a/database/app/build.gradle
+++ b/database/app/build.gradle
@@ -37,14 +37,14 @@ androidExtensions {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.android.support:appcompat-v7:27.1.1'
     implementation 'com.android.support:recyclerview-v7:27.1.1'
     implementation 'com.android.support:cardview-v7:27.1.1'
     implementation 'com.android.support:design:27.1.1'
 
-    implementation 'com.firebaseui:firebase-ui-database:4.1.0'
+    implementation 'com.firebaseui:firebase-ui-database:4.2.0'
 
     implementation 'com.google.firebase:firebase-core:16.0.3'
     implementation 'com.google.firebase:firebase-auth:16.0.3'
diff --git a/dynamiclinks/app/build.gradle b/dynamiclinks/app/build.gradle
index 72a5102a3c..bbdca5de62 100644
--- a/dynamiclinks/app/build.gradle
+++ b/dynamiclinks/app/build.gradle
@@ -45,7 +45,7 @@ configurations.all {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.android.support:appcompat-v7:27.1.1'
     implementation 'com.android.support:design:27.1.1'
diff --git a/firestore/app/build.gradle b/firestore/app/build.gradle
index 3881121552..706ed508e6 100644
--- a/firestore/app/build.gradle
+++ b/firestore/app/build.gradle
@@ -40,7 +40,7 @@ androidExtensions {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     // Firestore
     implementation 'com.google.firebase:firebase-core:16.0.3'
@@ -51,7 +51,7 @@ dependencies {
     implementation 'com.google.android.gms:play-services-auth:16.0.0'
 
     // FirebaseUI (for authentication)
-    implementation 'com.firebaseui:firebase-ui-auth:4.1.0'
+    implementation 'com.firebaseui:firebase-ui-auth:4.2.0'
 
     // ButterKnife (for sample code brevity)
     implementation 'com.jakewharton:butterknife:8.8.1'
diff --git a/functions/app/build.gradle b/functions/app/build.gradle
index 84d2b26ac6..9957feb207 100644
--- a/functions/app/build.gradle
+++ b/functions/app/build.gradle
@@ -33,7 +33,7 @@ configurations.all {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.android.support:support-v4:27.1.1'
     implementation 'com.android.support:appcompat-v7:27.1.1'
@@ -46,7 +46,7 @@ dependencies {
     implementation 'com.google.firebase:firebase-functions:16.1.0'
     implementation 'com.google.firebase:firebase-messaging:17.3.1'
 
-    implementation 'com.firebaseui:firebase-ui-auth:4.1.0'
+    implementation 'com.firebaseui:firebase-ui-auth:4.2.0'
     implementation 'com.google.android.gms:play-services-auth:16.0.0'
 
     testImplementation 'junit:junit:4.12'
diff --git a/inappmessaging/app/build.gradle b/inappmessaging/app/build.gradle
index e8adecf24f..91afdfd01d 100644
--- a/inappmessaging/app/build.gradle
+++ b/inappmessaging/app/build.gradle
@@ -30,7 +30,7 @@ android {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.android.support:appcompat-v7:27.1.1'
     implementation 'com.android.support:design:27.1.1'
diff --git a/internal/lint/build.gradle b/internal/lint/build.gradle
index c9e14174dc..491348c1c9 100644
--- a/internal/lint/build.gradle
+++ b/internal/lint/build.gradle
@@ -6,7 +6,7 @@ sourceCompatibility = JavaVersion.VERSION_1_7
 
 dependencies {
     compileOnly "com.android.tools.lint:lint-api:26.1.4"
-    compileOnly "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    compileOnly "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
     testImplementation "com.android.tools.lint:lint:26.1.4"
     testImplementation "com.android.tools.lint:lint-tests:26.1.4"
 }
diff --git a/invites/app/build.gradle b/invites/app/build.gradle
index 790cb74bfb..67f9e87bb5 100644
--- a/invites/app/build.gradle
+++ b/invites/app/build.gradle
@@ -44,7 +44,7 @@ android {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.android.support:appcompat-v7:27.1.1'
     implementation 'com.android.support:design:27.1.1'
diff --git a/perf/app/build.gradle b/perf/app/build.gradle
index 76dceceb26..104997c493 100644
--- a/perf/app/build.gradle
+++ b/perf/app/build.gradle
@@ -33,7 +33,7 @@ android.applicationVariants.all {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.google.firebase:firebase-core:16.0.3'
     implementation 'com.google.firebase:firebase-perf:16.1.0'
diff --git a/storage/app/build.gradle b/storage/app/build.gradle
index 2786aace5b..76223500a7 100644
--- a/storage/app/build.gradle
+++ b/storage/app/build.gradle
@@ -31,7 +31,7 @@ configurations.all {
 dependencies {
     implementation project(":internal:lintchecks")
     implementation project(":internal:chooser")
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.61"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.2.70"
 
     implementation 'com.android.support:appcompat-v7:27.1.1'
     implementation 'com.android.support:support-v4:27.1.1'