diff --git a/src/serious_python_android/android/build.gradle b/src/serious_python_android/android/build.gradle
index 01d7e2f..03d1f3a 100644
--- a/src/serious_python_android/android/build.gradle
+++ b/src/serious_python_android/android/build.gradle
@@ -98,7 +98,9 @@ android.defaultConfig.ndk.abiFilters.each { abi ->
     tasks.register("downloadDistArchive_$abi", Download) {
         src "https://github.com/flet-dev/python-build/releases/download/v${python_version}/python-android-dart-${python_version}-${abi}.tar.gz"
         dest new File(buildDir, "python-android-${abi}.tar.gz")
+        onlyIfModified true
     }
+    
     tasks.register("untarFile_$abi", Copy) {
         from tarTree(tasks.named("downloadDistArchive_$abi").get().dest)
         into "src/main/jniLibs/$abi"
@@ -129,4 +131,4 @@ if (System.getenv('SERIOUS_PYTHON_BUILD_DIST')) {
     task copyOrUntar(dependsOn: packageTasks)
 }
 
-preBuild.dependsOn copyOrUntar
\ No newline at end of file
+preBuild.dependsOn copyOrUntar