diff --git a/common/build.gradle b/common/build.gradle
index c6a3e3c32f..96e41c43e5 100644
--- a/common/build.gradle
+++ b/common/build.gradle
@@ -8,7 +8,7 @@ android {
 
     defaultConfig {
         compileSdk 33
-        minSdkVersion 23
+        minSdkVersion 24
         targetSdkVersion 33
         vectorDrawables.useSupportLibrary = true
 
diff --git a/features/exploredash/build.gradle b/features/exploredash/build.gradle
index e10c01513a..1fe8fff41b 100644
--- a/features/exploredash/build.gradle
+++ b/features/exploredash/build.gradle
@@ -11,7 +11,7 @@ plugins {
 android {
     defaultConfig {
         compileSdk 33
-        minSdkVersion 23
+        minSdkVersion 24
         targetSdkVersion 33
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFiles "consumer-rules.pro"
diff --git a/integrations/coinbase/build.gradle b/integrations/coinbase/build.gradle
index 600c9b9aac..cf369040b0 100644
--- a/integrations/coinbase/build.gradle
+++ b/integrations/coinbase/build.gradle
@@ -11,7 +11,7 @@ android {
 
     defaultConfig {
         compileSdk 33
-        minSdkVersion 23
+        minSdkVersion 24
         targetSdkVersion 33
         vectorDrawables.useSupportLibrary = true
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
diff --git a/integrations/crowdnode/build.gradle b/integrations/crowdnode/build.gradle
index d2c5d1586f..bf76e00910 100644
--- a/integrations/crowdnode/build.gradle
+++ b/integrations/crowdnode/build.gradle
@@ -11,7 +11,7 @@ plugins {
 android {
     defaultConfig {
         compileSdk 33
-        minSdkVersion 23
+        minSdkVersion 24
         targetSdkVersion 33
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFiles "consumer-rules.pro"
diff --git a/integrations/uphold/build.gradle b/integrations/uphold/build.gradle
index a2d39389f7..1b49112a85 100644
--- a/integrations/uphold/build.gradle
+++ b/integrations/uphold/build.gradle
@@ -10,7 +10,7 @@ android {
 
     defaultConfig {
         compileSdk 33
-        minSdkVersion 23
+        minSdkVersion 24
         targetSdkVersion 33
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
diff --git a/sample-integration-android/build.gradle b/sample-integration-android/build.gradle
index a6ae756877..51bc13ad5f 100644
--- a/sample-integration-android/build.gradle
+++ b/sample-integration-android/build.gradle
@@ -38,7 +38,7 @@ android {
 
     defaultConfig {
         compileSdk 33
-        minSdkVersion 23
+        minSdkVersion 24
         targetSdkVersion 33
         multiDexEnabled true
     }
diff --git a/wallet/build.gradle b/wallet/build.gradle
index 8d4c94edbe..71ef5d0884 100644
--- a/wallet/build.gradle
+++ b/wallet/build.gradle
@@ -187,7 +187,7 @@ android {
 
     defaultConfig {
         compileSdk 33
-        minSdkVersion 23
+        minSdkVersion 24
         targetSdkVersion 33
         versionCode project.hasProperty('versionCode') ? project.property('versionCode') as int : 100021
         versionName project.hasProperty('versionName') ? project.property('versionName') : "10.0.2"
diff --git a/wallet/res/layout/activity_lock_screen.xml b/wallet/res/layout/activity_lock_screen.xml
index 6c74bf7dd5..1e1f2e4523 100644
--- a/wallet/res/layout/activity_lock_screen.xml
+++ b/wallet/res/layout/activity_lock_screen.xml
@@ -113,8 +113,7 @@
                 android:indeterminate="true"
                 android:indeterminateTint="@color/dash_white"
                 android:paddingStart="32dp"
-                android:paddingEnd="32dp"
-                tools:targetApi="lollipop" />
+                android:paddingEnd="32dp" />
 
             <TextView
                 android:id="@+id/action_subtitle"
diff --git a/wallet/src/de/schildbach/wallet/service/BlockchainSyncJobService.kt b/wallet/src/de/schildbach/wallet/service/BlockchainSyncJobService.kt
index d1f1bd7110..3e7db15fc9 100644
--- a/wallet/src/de/schildbach/wallet/service/BlockchainSyncJobService.kt
+++ b/wallet/src/de/schildbach/wallet/service/BlockchainSyncJobService.kt
@@ -22,14 +22,10 @@ import android.content.ComponentName
 import android.content.Context
 import android.content.Intent
 import android.content.ServiceConnection
-import android.os.Build
 import android.os.Handler
 import android.os.IBinder
-import androidx.annotation.RequiresApi
 import org.slf4j.LoggerFactory
 
-
-@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
 class BlockchainSyncJobService : JobService() {
 
     private val log = LoggerFactory.getLogger(BlockchainSyncJobService::class.java)