diff --git a/app/build.gradle b/app/build.gradle
index 628bb0edd..283e27716 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -37,8 +37,8 @@ android {
         applicationId "com.geeksville.mesh"
         minSdkVersion 21 // The oldest emulator image I have tried is 22 (though 21 probably works)
         targetSdkVersion 29 // 30 can't work until an explicit location permissions dialog is added
-        versionCode 20228 // format is Mmmss (where M is 1+the numeric major number
-        versionName "1.2.28"
+        versionCode 20230 // format is Mmmss (where M is 1+the numeric major number
+        versionName "1.2.30"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
         // per https://developer.android.com/studio/write/vector-asset-studio
@@ -119,7 +119,7 @@ dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.core:core-ktx:1.3.2'
-    implementation 'androidx.fragment:fragment-ktx:1.3.2'
+    implementation 'androidx.fragment:fragment-ktx:1.3.3'
     implementation 'androidx.cardview:cardview:1.0.0'
     implementation 'androidx.recyclerview:recyclerview:1.2.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
diff --git a/build.gradle b/build.gradle
index 7dd2bc92f..d1cb147b5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,8 +1,8 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.4.32'
-    ext.coroutines_version = "1.4.1"
+    ext.kotlin_version = '1.5.0'
+    ext.coroutines_version = "1.4.3"
 
     repositories {
         google()
diff --git a/geeksville-androidlib b/geeksville-androidlib
index 167c57236..0c080d8f6 160000
--- a/geeksville-androidlib
+++ b/geeksville-androidlib
@@ -1 +1 @@
-Subproject commit 167c5723639d934c14d9f4d781b715504dd2f209
+Subproject commit 0c080d8f65d69986559f187e667d98a28329ce7f