diff --git a/README.md b/README.md
index b86531b1..ae89e67f 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,6 @@ ownCloud Android Library uses OkHttp version 4.6.0, licensed under Apache Licens
 
 ### Compatibility
 
-ownCloud Android Library is valid for Android systems from version Android 5 (android:minSdkVersion="21" android:targetSdkVersion="29").
+ownCloud Android Library is valid for Android systems from version Android 6 (android:minSdkVersion="23" android:targetSdkVersion="33").
 
 ownCloud Android library supports ownCloud server from version 4.5.
diff --git a/owncloudComLibrary/build.gradle b/owncloudComLibrary/build.gradle
index e626c033..3721ad37 100644
--- a/owncloudComLibrary/build.gradle
+++ b/owncloudComLibrary/build.gradle
@@ -25,7 +25,7 @@ android {
     compileSdkVersion 33
 
     defaultConfig {
-        minSdkVersion 21
+        minSdkVersion 23
         targetSdkVersion 33
     }