diff --git a/src/frontends/android/app/build.gradle b/src/frontends/android/app/build.gradle
index e181bb977..6afbe3a23 100644
--- a/src/frontends/android/app/build.gradle
+++ b/src/frontends/android/app/build.gradle
@@ -7,7 +7,7 @@ android {
 
     defaultConfig {
         applicationId "org.strongswan.android"
-        minSdkVersion 15
+        minSdkVersion 21
         targetSdkVersion 32
         versionCode 75
         versionName "2.3.3"
diff --git a/src/frontends/android/app/src/main/jni/Application.mk b/src/frontends/android/app/src/main/jni/Application.mk
index 00a46d70e..2133d20c6 100644
--- a/src/frontends/android/app/src/main/jni/Application.mk
+++ b/src/frontends/android/app/src/main/jni/Application.mk
@@ -1 +1 @@
-APP_PLATFORM := android-19
+APP_PLATFORM := android-21