diff --git a/app/src/main/java/org/linphone/compatibility/Api26Compatibility.kt b/app/src/main/java/org/linphone/compatibility/Api26Compatibility.kt
index b90c88f10..8587e6a60 100644
--- a/app/src/main/java/org/linphone/compatibility/Api26Compatibility.kt
+++ b/app/src/main/java/org/linphone/compatibility/Api26Compatibility.kt
@@ -27,7 +27,6 @@ import android.content.Context
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.graphics.Bitmap
-import android.graphics.BitmapFactory
 import android.media.AudioAttributes
 import android.os.VibrationEffect
 import android.os.Vibrator
diff --git a/build.gradle b/build.gradle
index 39891651a..977dfcb37 100644
--- a/build.gradle
+++ b/build.gradle
@@ -11,9 +11,9 @@ buildscript {
         } // for com.github.chrisbanes:PhotoView
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.3.1'
+        classpath 'com.android.tools.build:gradle:7.4.0'
         classpath 'com.google.gms:google-services:4.3.14'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.7.20"
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.7.21"
         classpath "org.jlleitschuh.gradle:ktlint-gradle:10.1.0"
         classpath 'com.google.firebase:firebase-crashlytics-gradle:2.9.2'
     }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 7273d0f6b..91932d9ac 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Thu Feb 03 11:43:32 CET 2022
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME