diff --git a/uni_links/android/build.gradle b/uni_links/android/build.gradle
index e3355ff..2d6678d 100644
--- a/uni_links/android/build.gradle
+++ b/uni_links/android/build.gradle
@@ -22,6 +22,11 @@ rootProject.allprojects {
 apply plugin: 'com.android.library'
 
 android {
+    // Conditional for compatibility with AGP <4.2.
+    if (project.android.hasProperty("namespace")) {
+        namespace 'name.avioli.unilinks'
+    }
+    
     compileSdkVersion 28
 
     defaultConfig {