diff --git a/app/build.gradle b/app/build.gradle
index 50c073696..9828a6461 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -54,7 +54,7 @@ android {
     compileSdkVersion 29
     buildToolsVersion "29.0.2"
     defaultConfig {
-        minSdkVersion 21
+        minSdkVersion 23
         targetSdkVersion 29
         versionCode 4300
         versionName "${project.version}"