diff --git a/app/build.gradle b/app/build.gradle
index ae43c354c..fe1eb36ed 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -192,12 +192,12 @@ android {
     }
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
+        //sourceCompatibility JavaVersion.VERSION_1_8
+        //targetCompatibility JavaVersion.VERSION_1_8
     }
 
     kotlinOptions {
-        jvmTarget = "1.8"
+        //jvmTarget = "1.8"
     }
     namespace 'org.linphone'
 }