diff --git a/app/build.gradle b/app/build.gradle
index e1c164b..38b09de 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -8,7 +8,7 @@ android {
 
     defaultConfig {
         applicationId "com.example.autoscroll"
-        minSdk 24
+        minSdk 21
         targetSdk 33
         versionCode 1
         versionName "1.0"
diff --git a/autoScroll/build.gradle b/autoScroll/build.gradle
index e212ec9..b44d101 100644
--- a/autoScroll/build.gradle
+++ b/autoScroll/build.gradle
@@ -7,7 +7,7 @@ android {
     compileSdk 33
 
     defaultConfig {
-        minSdk 24
+        minSdk 21
         targetSdk 33
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"