diff --git a/android/build.gradle b/android/build.gradle
index aef61f4..78b019e 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -4,7 +4,7 @@ android {
     compileSdkVersion 28
 
     defaultConfig {
-        minSdkVersion 16
+        minSdkVersion 23
         targetSdkVersion 28
         versionCode 1
         versionName "1.0"
@@ -20,6 +20,6 @@ android {
 dependencies {
     implementation 'com.facebook.react:react-native:+'
     implementation 'androidx.recyclerview:recyclerview:1.0.0'
-    implementation 'com.google.zxing:core:3.4.0'
+    implementation 'com.google.zxing:core:3.3.3'
     implementation group: 'com.drewnoakes', name: 'metadata-extractor', version: '2.12.0'
 }
diff --git a/example/android/build.gradle b/example/android/build.gradle
index 5d5d188..047ea3c 100644
--- a/example/android/build.gradle
+++ b/example/android/build.gradle
@@ -3,7 +3,7 @@
 buildscript {
     ext {
         buildToolsVersion = "28.0.3"
-        minSdkVersion = 16
+        minSdkVersion = 23
         compileSdkVersion = 28
         targetSdkVersion = 28
     }