diff --git a/.gitignore b/.gitignore
index 597b2e2..d63d242 100644
--- a/.gitignore
+++ b/.gitignore
@@ -79,5 +79,13 @@ chanora-docs-repo-format-*.zip
 # FRB / cargokit local build dirs
 **/cargokit_build/
 
+# Android / Gradle local state
+**/.gradle/
+**/local.properties
+
+# JNI native libraries produced by cargoBuildRust / cargo-ndk
+# (regenerated by the Gradle build; not project source).
+**/jniLibs/**/*.so
+
 # IntelliJ / Android Studio per-project
 **/*.iml