diff --git a/android/build.gradle.kts b/android/build.gradle.kts
index 89176ef..2ac5130 100644
--- a/android/build.gradle.kts
+++ b/android/build.gradle.kts
@@ -5,6 +5,15 @@ allprojects {
     }
 }
 
+// Reproducible archives (zip/jar/aar): stable file order + no timestamps.
+// This reduces non-functional diffs in build artifacts.
+subprojects {
+    tasks.withType<org.gradle.api.tasks.bundling.AbstractArchiveTask>().configureEach {
+        isPreserveFileTimestamps = false
+        isReproducibleFileOrder = true
+    }
+}
+
 val newBuildDir: Directory = rootProject.layout.buildDirectory.dir("../../build").get()
 rootProject.layout.buildDirectory.value(newBuildDir)