diff --git a/app/build.gradle b/app/build.gradle
index 0f8bbb1a..3588a556 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -30,7 +30,7 @@ android {
             keyPassword "$meshtasticKeyPassword"
         }
     } */
-    compileSdkVersion 30
+    compileSdkVersion 31
     // leave undefined to use version plugin wants
     // buildToolsVersion "30.0.2" // Note: 30.0.2 doesn't yet work on Github actions CI
     defaultConfig {
@@ -117,15 +117,15 @@ dependencies {
 
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation 'androidx.appcompat:appcompat:1.3.1'
-    implementation 'androidx.core:core-ktx:1.6.0'
+    implementation 'androidx.core:core-ktx:1.7.0'
     implementation 'androidx.fragment:fragment-ktx:1.3.6'
     implementation 'androidx.cardview:cardview:1.0.0'
     implementation 'androidx.recyclerview:recyclerview:1.2.1'
-    implementation 'androidx.constraintlayout:constraintlayout:2.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.1'
     implementation 'com.google.android.material:material:1.4.0'
     implementation 'androidx.viewpager2:viewpager2:1.0.0'
     implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'
-    implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.3.1'
+    implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.4.0'
     implementation "androidx.room:room-runtime:$room_version"
     kapt "androidx.room:room-compiler:$room_version"
 
@@ -169,7 +169,7 @@ dependencies {
     implementation 'com.google.android.gms:play-services-auth:19.2.0'
 
     // Add the Firebase SDK for Crashlytics.
-    implementation 'com.google.firebase:firebase-crashlytics:18.2.0'
+    implementation 'com.google.firebase:firebase-crashlytics:18.2.4'
 
     // alas implementation bug deep in the bowels when I tried it for my SyncBluetoothDevice class
     // implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.3"
@@ -182,7 +182,7 @@ dependencies {
     implementation('com.journeyapps:zxing-android-embedded:4.1.0') { transitive = false }
     implementation 'com.google.zxing:core:3.4.1'
 
-    def work_version = '2.5.0'
+    def work_version = '2.7.0'
 
     // Work Request - used to delay boot event handling
     // implementation "androidx.work:work-runtime:$work_version"
diff --git a/build.gradle b/build.gradle
index c593357f..d62ebed0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.5.30'
+    ext.kotlin_version = '1.6.0'
     ext.coroutines_version = "1.5.1"
 
     repositories {
@@ -10,7 +10,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.0.1'
+        classpath 'com.android.tools.build:gradle:7.0.3'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
 
@@ -21,7 +21,7 @@ buildscript {
         // Check that you have the Google Services Gradle plugin v4.3.2 or later
         // (if not, add it).
         classpath 'com.google.gms:google-services:4.3.10'
-        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.7.1'
+        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.8.0'
 
         // protobuf plugin - docs here https://github.com/google/protobuf-gradle-plugin
         classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.15'
diff --git a/geeksville-androidlib b/geeksville-androidlib
index 01e23aa8..3a1419e1 160000
--- a/geeksville-androidlib
+++ b/geeksville-androidlib
@@ -1 +1 @@
-Subproject commit 01e23aa835324c01794793017692e833f3da8e7f
+Subproject commit 3a1419e1dc8eba0f9b2487c8063bf44eed7da2d9