diff --git a/app/build.gradle b/app/build.gradle
index fb512dcf5..76a3d8655 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -34,7 +34,7 @@ android {
 
     defaultConfig {
         applicationId "io.github.nekoinverter.ehviewer"
-        minSdkVersion 31
+        minSdkVersion 29
         targetSdkVersion 32
         versionCode 114516
         versionName "1.7.26.7"
diff --git a/native/build.gradle b/native/build.gradle
index f841e5c6d..7bf95f63c 100644
--- a/native/build.gradle
+++ b/native/build.gradle
@@ -8,7 +8,7 @@ android {
     ndkVersion "24.0.8215888"
 
     defaultConfig {
-        minSdkVersion 31
+        minSdkVersion 29
         targetSdkVersion 32
         consumerProguardFiles 'proguard-rules.pro'