diff --git a/HanoiTowers/client/CMakeLists.txt b/HanoiTowers/client/CMakeLists.txt
index 1708159..1c23124 100644
--- a/HanoiTowers/client/CMakeLists.txt
+++ b/HanoiTowers/client/CMakeLists.txt
@@ -49,7 +49,7 @@ prepareQM(${CURRENT_PROJECT} ${CMAKE_CURRENT_SOURCE_DIR} "${LANGS}")
 if (ANDROID)
     set(ANDROID_PACKAGE_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/android")
 
-    set(ENV{ANDROID_API_VERSION} 31)
+    set(ENV{ANDROID_API_VERSION} 34)
     set(ANDROID_API_VERSION $ENV{ANDROID_API_VERSION})
     set(OPENSSL_ROOT_PATH "$ENV{OPENSSL_ROOT_DIR}")
 
diff --git a/HanoiTowers/client/android/build.gradle.in b/HanoiTowers/client/android/build.gradle.in
index df0500c..b5ac2b5 100644
--- a/HanoiTowers/client/android/build.gradle.in
+++ b/HanoiTowers/client/android/build.gradle.in
@@ -74,7 +74,7 @@ android {
     defaultConfig {
         resConfig "en"
         multiDexEnabled true
-        minSdkVersion = 21
+        minSdkVersion = 26
         targetSdkVersion = @ANDROID_API_VERSION@
     }
 }