diff --git a/app/build.gradle b/app/build.gradle
index 51f3447e..a3539fc0 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -23,7 +23,7 @@ android {
         }
     } */
     compileSdkVersion 29
-    buildToolsVersion "30.0.2"
+    buildToolsVersion "30.0.1" // Note: 30.0.0.2 doesn't yet work on Github actions CI
     defaultConfig {
         applicationId "com.geeksville.mesh"
         minSdkVersion 21 // The oldest emulator image I have tried is 22 (though 21 probably works)